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Finding the Fourth Proportional to 181,996.80, 273,148.80 and 88,582.40

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Solution

The fourth proportional to 181,996.80, 273,148.80 and 88,582.40 is: 132,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,996.80 : 273,148.80 = 88,582.40 : x
  2. Step 2: Convert to fraction form
    181,996.80/273,148.80 = 88,582.40/x
  3. Step 3: Cross multiply
    181,996.80x = 273,148.80 × 88,582.40
  4. Step 4: Simplify right side
    181,996.80x = 24,196,176,261.12
  5. Step 5: Solve for x
    x = 24,196,176,261.12/181,996.80
  6. Step 6: Final answer
    x = 132,948.36

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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.