Home / 82,541.56-123,833.28-38,200.24

Finding the Fourth Proportional to 82,541.56, 123,833.28 and 38,200.24

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Solution

The fourth proportional to 82,541.56, 123,833.28 and 38,200.24 is: 57,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,541.56 : 123,833.28 = 38,200.24 : x
  2. Step 2: Convert to fraction form
    82,541.56/123,833.28 = 38,200.24/x
  3. Step 3: Cross multiply
    82,541.56x = 123,833.28 × 38,200.24
  4. Step 4: Simplify right side
    82,541.56x = 4,730,461,015.99
  5. Step 5: Solve for x
    x = 4,730,461,015.99/82,541.56
  6. Step 6: Final answer
    x = 57,310.05

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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.