Home / 72,001.80-108,060.45-32,562.36

Finding the Fourth Proportional to 72,001.80, 108,060.45 and 32,562.36

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Solution

The fourth proportional to 72,001.80, 108,060.45 and 32,562.36 is: 48,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,001.80 : 108,060.45 = 32,562.36 : x
  2. Step 2: Convert to fraction form
    72,001.80/108,060.45 = 32,562.36/x
  3. Step 3: Cross multiply
    72,001.80x = 108,060.45 × 32,562.36
  4. Step 4: Simplify right side
    72,001.80x = 3,518,703,274.66
  5. Step 5: Solve for x
    x = 3,518,703,274.66/72,001.80
  6. Step 6: Final answer
    x = 48,869.66

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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.