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Finding the Fourth Proportional to 92,498.34, 127,648.11 and 50,056.87

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Solution

The fourth proportional to 92,498.34, 127,648.11 and 50,056.87 is: 69,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,498.34 : 127,648.11 = 50,056.87 : x
  2. Step 2: Convert to fraction form
    92,498.34/127,648.11 = 50,056.87/x
  3. Step 3: Cross multiply
    92,498.34x = 127,648.11 × 50,056.87
  4. Step 4: Simplify right side
    92,498.34x = 6,389,664,848.02
  5. Step 5: Solve for x
    x = 6,389,664,848.02/92,498.34
  6. Step 6: Final answer
    x = 69,078.70

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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.