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Finding the Fourth Proportional to 176,509.40, 243,584.61 and 95,937.12

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Solution

The fourth proportional to 176,509.40, 243,584.61 and 95,937.12 is: 132,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,509.40 : 243,584.61 = 95,937.12 : x
  2. Step 2: Convert to fraction form
    176,509.40/243,584.61 = 95,937.12/x
  3. Step 3: Cross multiply
    176,509.40x = 243,584.61 × 95,937.12
  4. Step 4: Simplify right side
    176,509.40x = 23,368,805,959.72
  5. Step 5: Solve for x
    x = 23,368,805,959.72/176,509.40
  6. Step 6: Final answer
    x = 132,394.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.