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Finding the Fourth Proportional to 24,679.76, 34,058.88 and 13,501.76

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Solution

The fourth proportional to 24,679.76, 34,058.88 and 13,501.76 is: 18,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,679.76 : 34,058.88 = 13,501.76 : x
  2. Step 2: Convert to fraction form
    24,679.76/34,058.88 = 13,501.76/x
  3. Step 3: Cross multiply
    24,679.76x = 34,058.88 × 13,501.76
  4. Step 4: Simplify right side
    24,679.76x = 459,854,823.63
  5. Step 5: Solve for x
    x = 459,854,823.63/24,679.76
  6. Step 6: Final answer
    x = 18,632.87

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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.