Home / 57,532.25-79,353.61-38,402.38

Finding the Fourth Proportional to 57,532.25, 79,353.61 and 38,402.38

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Solution

The fourth proportional to 57,532.25, 79,353.61 and 38,402.38 is: 52,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,532.25 : 79,353.61 = 38,402.38 : x
  2. Step 2: Convert to fraction form
    57,532.25/79,353.61 = 38,402.38/x
  3. Step 3: Cross multiply
    57,532.25x = 79,353.61 × 38,402.38
  4. Step 4: Simplify right side
    57,532.25x = 3,047,367,293.58
  5. Step 5: Solve for x
    x = 3,047,367,293.58/57,532.25
  6. Step 6: Final answer
    x = 52,967.98

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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.