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Finding the Fourth Proportional to 19,058.77, 26,302.74 and 11,101.74

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Solution

The fourth proportional to 19,058.77, 26,302.74 and 11,101.74 is: 15,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.77 : 26,302.74 = 11,101.74 : x
  2. Step 2: Convert to fraction form
    19,058.77/26,302.74 = 11,101.74/x
  3. Step 3: Cross multiply
    19,058.77x = 26,302.74 × 11,101.74
  4. Step 4: Simplify right side
    19,058.77x = 292,006,180.77
  5. Step 5: Solve for x
    x = 292,006,180.77/19,058.77
  6. Step 6: Final answer
    x = 15,321.35

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.