Home / 58,217.90-87,387.93-51,596.78

Finding the Fourth Proportional to 58,217.90, 87,387.93 and 51,596.78

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Solution

The fourth proportional to 58,217.90, 87,387.93 and 51,596.78 is: 77,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,217.90 : 87,387.93 = 51,596.78 : x
  2. Step 2: Convert to fraction form
    58,217.90/87,387.93 = 51,596.78/x
  3. Step 3: Cross multiply
    58,217.90x = 87,387.93 × 51,596.78
  4. Step 4: Simplify right side
    58,217.90x = 4,508,935,798.87
  5. Step 5: Solve for x
    x = 4,508,935,798.87/58,217.90
  6. Step 6: Final answer
    x = 77,449.30

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1.5x scale

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.