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Finding the Fourth Proportional to 132,352.40, 198,243.48 and 62,126.48

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Solution

The fourth proportional to 132,352.40, 198,243.48 and 62,126.48 is: 93,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,352.40 : 198,243.48 = 62,126.48 : x
  2. Step 2: Convert to fraction form
    132,352.40/198,243.48 = 62,126.48/x
  3. Step 3: Cross multiply
    132,352.40x = 198,243.48 × 62,126.48
  4. Step 4: Simplify right side
    132,352.40x = 12,316,169,595.35
  5. Step 5: Solve for x
    x = 12,316,169,595.35/132,352.40
  6. Step 6: Final answer
    x = 93,055.88

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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.