Home / 58,240.76-87,360.66-16,687.80

Finding the Fourth Proportional to 58,240.76, 87,360.66 and 16,687.80

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Solution

The fourth proportional to 58,240.76, 87,360.66 and 16,687.80 is: 25,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,240.76 : 87,360.66 = 16,687.80 : x
  2. Step 2: Convert to fraction form
    58,240.76/87,360.66 = 16,687.80/x
  3. Step 3: Cross multiply
    58,240.76x = 87,360.66 × 16,687.80
  4. Step 4: Simplify right side
    58,240.76x = 1,457,857,221.95
  5. Step 5: Solve for x
    x = 1,457,857,221.95/58,240.76
  6. Step 6: Final answer
    x = 25,031.56

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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.