Home / 92,434.84-127,560.30-49,993.78

Finding the Fourth Proportional to 92,434.84, 127,560.30 and 49,993.78

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Solution

The fourth proportional to 92,434.84, 127,560.30 and 49,993.78 is: 68,991.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,434.84 : 127,560.30 = 49,993.78 : x
  2. Step 2: Convert to fraction form
    92,434.84/127,560.30 = 49,993.78/x
  3. Step 3: Cross multiply
    92,434.84x = 127,560.30 × 49,993.78
  4. Step 4: Simplify right side
    92,434.84x = 6,377,221,574.93
  5. Step 5: Solve for x
    x = 6,377,221,574.93/92,434.84
  6. Step 6: Final answer
    x = 68,991.54

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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.