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Finding the Fourth Proportional to 171,951.96, 257,931.02 and 59,636.14

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Solution

The fourth proportional to 171,951.96, 257,931.02 and 59,636.14 is: 89,455.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,951.96 : 257,931.02 = 59,636.14 : x
  2. Step 2: Convert to fraction form
    171,951.96/257,931.02 = 59,636.14/x
  3. Step 3: Cross multiply
    171,951.96x = 257,931.02 × 59,636.14
  4. Step 4: Simplify right side
    171,951.96x = 15,382,010,419.06
  5. Step 5: Solve for x
    x = 15,382,010,419.06/171,951.96
  6. Step 6: Final answer
    x = 89,455.28

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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.