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Finding the Fourth Proportional to 59,807.87, 89,711.96 and 17,688.68

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Solution

The fourth proportional to 59,807.87, 89,711.96 and 17,688.68 is: 26,533.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,807.87 : 89,711.96 = 17,688.68 : x
  2. Step 2: Convert to fraction form
    59,807.87/89,711.96 = 17,688.68/x
  3. Step 3: Cross multiply
    59,807.87x = 89,711.96 × 17,688.68
  4. Step 4: Simplify right side
    59,807.87x = 1,586,885,952.03
  5. Step 5: Solve for x
    x = 1,586,885,952.03/59,807.87
  6. Step 6: Final answer
    x = 26,533.06

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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.