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Finding the Fourth Proportional to 176,390.48, 243,419.12 and 95,818.02

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Solution

The fourth proportional to 176,390.48, 243,419.12 and 95,818.02 is: 132,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,390.48 : 243,419.12 = 95,818.02 : x
  2. Step 2: Convert to fraction form
    176,390.48/243,419.12 = 95,818.02/x
  3. Step 3: Cross multiply
    176,390.48x = 243,419.12 × 95,818.02
  4. Step 4: Simplify right side
    176,390.48x = 23,323,938,108.54
  5. Step 5: Solve for x
    x = 23,323,938,108.54/176,390.48
  6. Step 6: Final answer
    x = 132,229.01

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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.