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Finding the Fourth Proportional to 59,653.97, 89,478.91 and 15,281.11

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Solution

The fourth proportional to 59,653.97, 89,478.91 and 15,281.11 is: 22,921.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,653.97 : 89,478.91 = 15,281.11 : x
  2. Step 2: Convert to fraction form
    59,653.97/89,478.91 = 15,281.11/x
  3. Step 3: Cross multiply
    59,653.97x = 89,478.91 × 15,281.11
  4. Step 4: Simplify right side
    59,653.97x = 1,367,337,066.39
  5. Step 5: Solve for x
    x = 1,367,337,066.39/59,653.97
  6. Step 6: Final answer
    x = 22,921.14

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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.