Home / 87,462.59-120,704.48-49,225.79

Finding the Fourth Proportional to 87,462.59, 120,704.48 and 49,225.79

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Solution

The fourth proportional to 87,462.59, 120,704.48 and 49,225.79 is: 67,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,462.59 : 120,704.48 = 49,225.79 : x
  2. Step 2: Convert to fraction form
    87,462.59/120,704.48 = 49,225.79/x
  3. Step 3: Cross multiply
    87,462.59x = 120,704.48 × 49,225.79
  4. Step 4: Simplify right side
    87,462.59x = 5,941,773,624.77
  5. Step 5: Solve for x
    x = 5,941,773,624.77/87,462.59
  6. Step 6: Final answer
    x = 67,935.03

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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.