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Finding the Fourth Proportional to 59,657.81, 89,501.90 and 17,539.38

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Solution

The fourth proportional to 59,657.81, 89,501.90 and 17,539.38 is: 26,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,657.81 : 89,501.90 = 17,539.38 : x
  2. Step 2: Convert to fraction form
    59,657.81/89,501.90 = 17,539.38/x
  3. Step 3: Cross multiply
    59,657.81x = 89,501.90 × 17,539.38
  4. Step 4: Simplify right side
    59,657.81x = 1,569,807,747.13
  5. Step 5: Solve for x
    x = 1,569,807,747.13/59,657.81
  6. Step 6: Final answer
    x = 26,313.54

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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.