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Finding the Fourth Proportional to 59,472.17, 89,221.98 and 20,028.32

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Solution

The fourth proportional to 59,472.17, 89,221.98 and 20,028.32 is: 30,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,472.17 : 89,221.98 = 20,028.32 : x
  2. Step 2: Convert to fraction form
    59,472.17/89,221.98 = 20,028.32/x
  3. Step 3: Cross multiply
    59,472.17x = 89,221.98 × 20,028.32
  4. Step 4: Simplify right side
    59,472.17x = 1,786,966,366.47
  5. Step 5: Solve for x
    x = 1,786,966,366.47/59,472.17
  6. Step 6: Final answer
    x = 30,047.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.