Home / 38,683.20-57,909.60-23,092.80

Finding the Fourth Proportional to 38,683.20, 57,909.60 and 23,092.80

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Solution

The fourth proportional to 38,683.20, 57,909.60 and 23,092.80 is: 34,570.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,683.20 : 57,909.60 = 23,092.80 : x
  2. Step 2: Convert to fraction form
    38,683.20/57,909.60 = 23,092.80/x
  3. Step 3: Cross multiply
    38,683.20x = 57,909.60 × 23,092.80
  4. Step 4: Simplify right side
    38,683.20x = 1,337,294,810.88
  5. Step 5: Solve for x
    x = 1,337,294,810.88/38,683.20
  6. Step 6: Final answer
    x = 34,570.43

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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.