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Finding the Fourth Proportional to 92,230.32, 127,278.36 and 52,486.32

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Solution

The fourth proportional to 92,230.32, 127,278.36 and 52,486.32 is: 72,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,230.32 : 127,278.36 = 52,486.32 : x
  2. Step 2: Convert to fraction form
    92,230.32/127,278.36 = 52,486.32/x
  3. Step 3: Cross multiply
    92,230.32x = 127,278.36 × 52,486.32
  4. Step 4: Simplify right side
    92,230.32x = 6,680,372,732.04
  5. Step 5: Solve for x
    x = 6,680,372,732.04/92,230.32
  6. Step 6: Final answer
    x = 72,431.42

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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.