Home / 92,638.18-138,957.27-22,517.38

Finding the Fourth Proportional to 92,638.18, 138,957.27 and 22,517.38

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Solution

The fourth proportional to 92,638.18, 138,957.27 and 22,517.38 is: 33,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,638.18 : 138,957.27 = 22,517.38 : x
  2. Step 2: Convert to fraction form
    92,638.18/138,957.27 = 22,517.38/x
  3. Step 3: Cross multiply
    92,638.18x = 138,957.27 × 22,517.38
  4. Step 4: Simplify right side
    92,638.18x = 3,128,953,652.35
  5. Step 5: Solve for x
    x = 3,128,953,652.35/92,638.18
  6. Step 6: Final answer
    x = 33,776.07

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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.