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Finding the Fourth Proportional to 24,752.74, 34,155.71 and 15,805.48

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Solution

The fourth proportional to 24,752.74, 34,155.71 and 15,805.48 is: 21,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,752.74 : 34,155.71 = 15,805.48 : x
  2. Step 2: Convert to fraction form
    24,752.74/34,155.71 = 15,805.48/x
  3. Step 3: Cross multiply
    24,752.74x = 34,155.71 × 15,805.48
  4. Step 4: Simplify right side
    24,752.74x = 539,847,391.29
  5. Step 5: Solve for x
    x = 539,847,391.29/24,752.74
  6. Step 6: Final answer
    x = 21,809.60

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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.