Home / 38,372.40-57,483.18-34,192.80

Finding the Fourth Proportional to 38,372.40, 57,483.18 and 34,192.80

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Solution

The fourth proportional to 38,372.40, 57,483.18 and 34,192.80 is: 51,221.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,372.40 : 57,483.18 = 34,192.80 : x
  2. Step 2: Convert to fraction form
    38,372.40/57,483.18 = 34,192.80/x
  3. Step 3: Cross multiply
    38,372.40x = 57,483.18 × 34,192.80
  4. Step 4: Simplify right side
    38,372.40x = 1,965,510,877.10
  5. Step 5: Solve for x
    x = 1,965,510,877.10/38,372.40
  6. Step 6: Final answer
    x = 51,221.99

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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.