Home / 92,318.16-127,398.90-49,876.56

Finding the Fourth Proportional to 92,318.16, 127,398.90 and 49,876.56

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Solution

The fourth proportional to 92,318.16, 127,398.90 and 49,876.56 is: 68,829.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,318.16 : 127,398.90 = 49,876.56 : x
  2. Step 2: Convert to fraction form
    92,318.16/127,398.90 = 49,876.56/x
  3. Step 3: Cross multiply
    92,318.16x = 127,398.90 × 49,876.56
  4. Step 4: Simplify right side
    92,318.16x = 6,354,218,879.78
  5. Step 5: Solve for x
    x = 6,354,218,879.78/92,318.16
  6. Step 6: Final answer
    x = 68,829.57

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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.