Home / 72,560.32-108,807.66-25,814.44

Finding the Fourth Proportional to 72,560.32, 108,807.66 and 25,814.44

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Solution

The fourth proportional to 72,560.32, 108,807.66 and 25,814.44 is: 38,709.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,560.32 : 108,807.66 = 25,814.44 : x
  2. Step 2: Convert to fraction form
    72,560.32/108,807.66 = 25,814.44/x
  3. Step 3: Cross multiply
    72,560.32x = 108,807.66 × 25,814.44
  4. Step 4: Simplify right side
    72,560.32x = 2,808,808,810.61
  5. Step 5: Solve for x
    x = 2,808,808,810.61/72,560.32
  6. Step 6: Final answer
    x = 38,709.98

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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.