Home / 69,320.40-95,575.32-57,851.73

Finding the Fourth Proportional to 69,320.40, 95,575.32 and 57,851.73

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Solution

The fourth proportional to 69,320.40, 95,575.32 and 57,851.73 is: 79,762.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,320.40 : 95,575.32 = 57,851.73 : x
  2. Step 2: Convert to fraction form
    69,320.40/95,575.32 = 57,851.73/x
  3. Step 3: Cross multiply
    69,320.40x = 95,575.32 × 57,851.73
  4. Step 4: Simplify right side
    69,320.40x = 5,529,197,607.30
  5. Step 5: Solve for x
    x = 5,529,197,607.30/69,320.40
  6. Step 6: Final answer
    x = 79,762.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.