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Finding the Fourth Proportional to 92,599.92, 127,788.06 and 50,158.48

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Solution

The fourth proportional to 92,599.92, 127,788.06 and 50,158.48 is: 69,218.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,599.92 : 127,788.06 = 50,158.48 : x
  2. Step 2: Convert to fraction form
    92,599.92/127,788.06 = 50,158.48/x
  3. Step 3: Cross multiply
    92,599.92x = 127,788.06 × 50,158.48
  4. Step 4: Simplify right side
    92,599.92x = 6,409,654,851.75
  5. Step 5: Solve for x
    x = 6,409,654,851.75/92,599.92
  6. Step 6: Final answer
    x = 69,218.79

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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.