Home / 58,581.85-80,842.54-31,723.74

Finding the Fourth Proportional to 58,581.85, 80,842.54 and 31,723.74

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Solution

The fourth proportional to 58,581.85, 80,842.54 and 31,723.74 is: 43,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,581.85 : 80,842.54 = 31,723.74 : x
  2. Step 2: Convert to fraction form
    58,581.85/80,842.54 = 31,723.74/x
  3. Step 3: Cross multiply
    58,581.85x = 80,842.54 × 31,723.74
  4. Step 4: Simplify right side
    58,581.85x = 2,564,627,719.90
  5. Step 5: Solve for x
    x = 2,564,627,719.90/58,581.85
  6. Step 6: Final answer
    x = 43,778.54

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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.