Home / 72,487.02-108,704.45-25,089.24

Finding the Fourth Proportional to 72,487.02, 108,704.45 and 25,089.24

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Solution

The fourth proportional to 72,487.02, 108,704.45 and 25,089.24 is: 37,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,487.02 : 108,704.45 = 25,089.24 : x
  2. Step 2: Convert to fraction form
    72,487.02/108,704.45 = 25,089.24/x
  3. Step 3: Cross multiply
    72,487.02x = 108,704.45 × 25,089.24
  4. Step 4: Simplify right side
    72,487.02x = 2,727,311,690.20
  5. Step 5: Solve for x
    x = 2,727,311,690.20/72,487.02
  6. Step 6: Final answer
    x = 37,624.83

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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.