Home / 58,400.91-87,629.04-30,306.02

Finding the Fourth Proportional to 58,400.91, 87,629.04 and 30,306.02

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Solution

The fourth proportional to 58,400.91, 87,629.04 and 30,306.02 is: 45,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,400.91 : 87,629.04 = 30,306.02 : x
  2. Step 2: Convert to fraction form
    58,400.91/87,629.04 = 30,306.02/x
  3. Step 3: Cross multiply
    58,400.91x = 87,629.04 × 30,306.02
  4. Step 4: Simplify right side
    58,400.91x = 2,655,687,000.68
  5. Step 5: Solve for x
    x = 2,655,687,000.68/58,400.91
  6. Step 6: Final answer
    x = 45,473.38

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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.