Home / 127,938.10-191,907.15-44,821.30

Finding the Fourth Proportional to 127,938.10, 191,907.15 and 44,821.30

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Solution

The fourth proportional to 127,938.10, 191,907.15 and 44,821.30 is: 67,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,938.10 : 191,907.15 = 44,821.30 : x
  2. Step 2: Convert to fraction form
    127,938.10/191,907.15 = 44,821.30/x
  3. Step 3: Cross multiply
    127,938.10x = 191,907.15 × 44,821.30
  4. Step 4: Simplify right side
    127,938.10x = 8,601,527,942.30
  5. Step 5: Solve for x
    x = 8,601,527,942.30/127,938.10
  6. Step 6: Final answer
    x = 67,231.95

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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.