Home / 41,452.76-57,159.64-28,000.66

Finding the Fourth Proportional to 41,452.76, 57,159.64 and 28,000.66

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Solution

The fourth proportional to 41,452.76, 57,159.64 and 28,000.66 is: 38,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,452.76 : 57,159.64 = 28,000.66 : x
  2. Step 2: Convert to fraction form
    41,452.76/57,159.64 = 28,000.66/x
  3. Step 3: Cross multiply
    41,452.76x = 57,159.64 × 28,000.66
  4. Step 4: Simplify right side
    41,452.76x = 1,600,507,687.27
  5. Step 5: Solve for x
    x = 1,600,507,687.27/41,452.76
  6. Step 6: Final answer
    x = 38,610.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.