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Finding the Fourth Proportional to 12,360.95, 17,058.13 and 6,695.71

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Solution

The fourth proportional to 12,360.95, 17,058.13 and 6,695.71 is: 9,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.95 : 17,058.13 = 6,695.71 : x
  2. Step 2: Convert to fraction form
    12,360.95/17,058.13 = 6,695.71/x
  3. Step 3: Cross multiply
    12,360.95x = 17,058.13 × 6,695.71
  4. Step 4: Simplify right side
    12,360.95x = 114,216,291.62
  5. Step 5: Solve for x
    x = 114,216,291.62/12,360.95
  6. Step 6: Final answer
    x = 9,240.09

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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.