Home / 58,819.60-81,171.84-31,962.61

Finding the Fourth Proportional to 58,819.60, 81,171.84 and 31,962.61

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Solution

The fourth proportional to 58,819.60, 81,171.84 and 31,962.61 is: 44,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,819.60 : 81,171.84 = 31,962.61 : x
  2. Step 2: Convert to fraction form
    58,819.60/81,171.84 = 31,962.61/x
  3. Step 3: Cross multiply
    58,819.60x = 81,171.84 × 31,962.61
  4. Step 4: Simplify right side
    58,819.60x = 2,594,463,864.90
  5. Step 5: Solve for x
    x = 2,594,463,864.90/58,819.60
  6. Step 6: Final answer
    x = 44,108.83

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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.