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Finding the Fourth Proportional to 171,812.52, 257,736.47 and 59,492.52

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Solution

The fourth proportional to 171,812.52, 257,736.47 and 59,492.52 is: 89,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,812.52 : 257,736.47 = 59,492.52 : x
  2. Step 2: Convert to fraction form
    171,812.52/257,736.47 = 59,492.52/x
  3. Step 3: Cross multiply
    171,812.52x = 257,736.47 × 59,492.52
  4. Step 4: Simplify right side
    171,812.52x = 15,333,391,798.74
  5. Step 5: Solve for x
    x = 15,333,391,798.74/171,812.52
  6. Step 6: Final answer
    x = 89,244.90

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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.