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Finding the Fourth Proportional to 127,393.98, 191,167.77 and 44,346.30

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Solution

The fourth proportional to 127,393.98, 191,167.77 and 44,346.30 is: 66,546.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,393.98 : 191,167.77 = 44,346.30 : x
  2. Step 2: Convert to fraction form
    127,393.98/191,167.77 = 44,346.30/x
  3. Step 3: Cross multiply
    127,393.98x = 191,167.77 × 44,346.30
  4. Step 4: Simplify right side
    127,393.98x = 8,477,583,278.75
  5. Step 5: Solve for x
    x = 8,477,583,278.75/127,393.98
  6. Step 6: Final answer
    x = 66,546.18

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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.