Home / 55,552.60-83,523.30-54,386.20

Finding the Fourth Proportional to 55,552.60, 83,523.30 and 54,386.20

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Solution

The fourth proportional to 55,552.60, 83,523.30 and 54,386.20 is: 81,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,552.60 : 83,523.30 = 54,386.20 : x
  2. Step 2: Convert to fraction form
    55,552.60/83,523.30 = 54,386.20/x
  3. Step 3: Cross multiply
    55,552.60x = 83,523.30 × 54,386.20
  4. Step 4: Simplify right side
    55,552.60x = 4,542,514,898.46
  5. Step 5: Solve for x
    x = 4,542,514,898.46/55,552.60
  6. Step 6: Final answer
    x = 81,769.62

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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.