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Finding the Fourth Proportional to 92,506.61, 127,659.13 and 50,065.14

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Solution

The fourth proportional to 92,506.61, 127,659.13 and 50,065.14 is: 69,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,506.61 : 127,659.13 = 50,065.14 : x
  2. Step 2: Convert to fraction form
    92,506.61/127,659.13 = 50,065.14/x
  3. Step 3: Cross multiply
    92,506.61x = 127,659.13 × 50,065.14
  4. Step 4: Simplify right side
    92,506.61x = 6,391,272,215.73
  5. Step 5: Solve for x
    x = 6,391,272,215.73/92,506.61
  6. Step 6: Final answer
    x = 69,089.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.