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Finding the Fourth Proportional to 59,898.96, 89,903.61 and 30,337.38

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Solution

The fourth proportional to 59,898.96, 89,903.61 and 30,337.38 is: 45,534.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,898.96 : 89,903.61 = 30,337.38 : x
  2. Step 2: Convert to fraction form
    59,898.96/89,903.61 = 30,337.38/x
  3. Step 3: Cross multiply
    59,898.96x = 89,903.61 × 30,337.38
  4. Step 4: Simplify right side
    59,898.96x = 2,727,439,979.94
  5. Step 5: Solve for x
    x = 2,727,439,979.94/59,898.96
  6. Step 6: Final answer
    x = 45,534.01

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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.