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Finding the Fourth Proportional to 127,497.66, 191,246.73 and 44,391.90

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Solution

The fourth proportional to 127,497.66, 191,246.73 and 44,391.90 is: 66,587.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,497.66 : 191,246.73 = 44,391.90 : x
  2. Step 2: Convert to fraction form
    127,497.66/191,246.73 = 44,391.90/x
  3. Step 3: Cross multiply
    127,497.66x = 191,246.73 × 44,391.90
  4. Step 4: Simplify right side
    127,497.66x = 8,489,805,713.49
  5. Step 5: Solve for x
    x = 8,489,805,713.49/127,497.66
  6. Step 6: Final answer
    x = 66,587.93

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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.