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Finding the Fourth Proportional to 127,294.13, 190,941.20 and 44,188.13

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Solution

The fourth proportional to 127,294.13, 190,941.20 and 44,188.13 is: 66,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,294.13 : 190,941.20 = 44,188.13 : x
  2. Step 2: Convert to fraction form
    127,294.13/190,941.20 = 44,188.13/x
  3. Step 3: Cross multiply
    127,294.13x = 190,941.20 × 44,188.13
  4. Step 4: Simplify right side
    127,294.13x = 8,437,333,392.31
  5. Step 5: Solve for x
    x = 8,437,333,392.31/127,294.13
  6. Step 6: Final answer
    x = 66,282.19

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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.