Home / 55,516.59-83,331.18-49,231.80

Finding the Fourth Proportional to 55,516.59, 83,331.18 and 49,231.80

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Solution

The fourth proportional to 55,516.59, 83,331.18 and 49,231.80 is: 73,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,516.59 : 83,331.18 = 49,231.80 : x
  2. Step 2: Convert to fraction form
    55,516.59/83,331.18 = 49,231.80/x
  3. Step 3: Cross multiply
    55,516.59x = 83,331.18 × 49,231.80
  4. Step 4: Simplify right side
    55,516.59x = 4,102,543,987.52
  5. Step 5: Solve for x
    x = 4,102,543,987.52/55,516.59
  6. Step 6: Final answer
    x = 73,897.62

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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.