Home / 92,435.18-127,560.51-49,993.70

Finding the Fourth Proportional to 92,435.18, 127,560.51 and 49,993.70

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Solution

The fourth proportional to 92,435.18, 127,560.51 and 49,993.70 is: 68,991.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,435.18 : 127,560.51 = 49,993.70 : x
  2. Step 2: Convert to fraction form
    92,435.18/127,560.51 = 49,993.70/x
  3. Step 3: Cross multiply
    92,435.18x = 127,560.51 × 49,993.70
  4. Step 4: Simplify right side
    92,435.18x = 6,377,221,230.98
  5. Step 5: Solve for x
    x = 6,377,221,230.98/92,435.18
  6. Step 6: Final answer
    x = 68,991.28

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Double scale
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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.