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Finding the Fourth Proportional to 176,359.61, 243,378.03 and 95,788.71

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Solution

The fourth proportional to 176,359.61, 243,378.03 and 95,788.71 is: 132,189.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,359.61 : 243,378.03 = 95,788.71 : x
  2. Step 2: Convert to fraction form
    176,359.61/243,378.03 = 95,788.71/x
  3. Step 3: Cross multiply
    176,359.61x = 243,378.03 × 95,788.71
  4. Step 4: Simplify right side
    176,359.61x = 23,312,867,536.04
  5. Step 5: Solve for x
    x = 23,312,867,536.04/176,359.61
  6. Step 6: Final answer
    x = 132,189.38

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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.