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Finding the Fourth Proportional to 25,045.68, 37,572.18 and 7,516.89

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Solution

The fourth proportional to 25,045.68, 37,572.18 and 7,516.89 is: 11,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,045.68 : 37,572.18 = 7,516.89 : x
  2. Step 2: Convert to fraction form
    25,045.68/37,572.18 = 7,516.89/x
  3. Step 3: Cross multiply
    25,045.68x = 37,572.18 × 7,516.89
  4. Step 4: Simplify right side
    25,045.68x = 282,425,944.12
  5. Step 5: Solve for x
    x = 282,425,944.12/25,045.68
  6. Step 6: Final answer
    x = 11,276.43

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