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Finding the Fourth Proportional to 92,242.60, 127,257.02 and 68,101.32

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Solution

The fourth proportional to 92,242.60, 127,257.02 and 68,101.32 is: 93,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,242.60 : 127,257.02 = 68,101.32 : x
  2. Step 2: Convert to fraction form
    92,242.60/127,257.02 = 68,101.32/x
  3. Step 3: Cross multiply
    92,242.60x = 127,257.02 × 68,101.32
  4. Step 4: Simplify right side
    92,242.60x = 8,666,371,041.27
  5. Step 5: Solve for x
    x = 8,666,371,041.27/92,242.60
  6. Step 6: Final answer
    x = 93,951.94

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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.