Home / 58,306.62-87,441.48-38,689.50

Finding the Fourth Proportional to 58,306.62, 87,441.48 and 38,689.50

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Solution

The fourth proportional to 58,306.62, 87,441.48 and 38,689.50 is: 58,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,306.62 : 87,441.48 = 38,689.50 : x
  2. Step 2: Convert to fraction form
    58,306.62/87,441.48 = 38,689.50/x
  3. Step 3: Cross multiply
    58,306.62x = 87,441.48 × 38,689.50
  4. Step 4: Simplify right side
    58,306.62x = 3,383,067,140.46
  5. Step 5: Solve for x
    x = 3,383,067,140.46/58,306.62
  6. Step 6: Final answer
    x = 58,022.01

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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.