Home / 92,292.40-138,438.60-29,962.90

Finding the Fourth Proportional to 92,292.40, 138,438.60 and 29,962.90

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Solution

The fourth proportional to 92,292.40, 138,438.60 and 29,962.90 is: 44,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,292.40 : 138,438.60 = 29,962.90 : x
  2. Step 2: Convert to fraction form
    92,292.40/138,438.60 = 29,962.90/x
  3. Step 3: Cross multiply
    92,292.40x = 138,438.60 × 29,962.90
  4. Step 4: Simplify right side
    92,292.40x = 4,148,021,927.94
  5. Step 5: Solve for x
    x = 4,148,021,927.94/92,292.40
  6. Step 6: Final answer
    x = 44,944.35

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Similar ratio
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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.