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Finding the Fourth Proportional to 174,342, 261,551.88 and 63,534

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Solution

The fourth proportional to 174,342, 261,551.88 and 63,534 is: 95,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,342 : 261,551.88 = 63,534 : x
  2. Step 2: Convert to fraction form
    174,342/261,551.88 = 63,534/x
  3. Step 3: Cross multiply
    174,342x = 261,551.88 × 63,534
  4. Step 4: Simplify right side
    174,342x = 16,617,437,143.92
  5. Step 5: Solve for x
    x = 16,617,437,143.92/174,342
  6. Step 6: Final answer
    x = 95,315.17

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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.