Home / 72,322.18-108,490.56-24,931.04

Finding the Fourth Proportional to 72,322.18, 108,490.56 and 24,931.04

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Solution

The fourth proportional to 72,322.18, 108,490.56 and 24,931.04 is: 37,399.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,322.18 : 108,490.56 = 24,931.04 : x
  2. Step 2: Convert to fraction form
    72,322.18/108,490.56 = 24,931.04/x
  3. Step 3: Cross multiply
    72,322.18x = 108,490.56 × 24,931.04
  4. Step 4: Simplify right side
    72,322.18x = 2,704,782,490.98
  5. Step 5: Solve for x
    x = 2,704,782,490.98/72,322.18
  6. Step 6: Final answer
    x = 37,399.07

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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.