Home / 92,542.36-127,708.50-50,100.90

Finding the Fourth Proportional to 92,542.36, 127,708.50 and 50,100.90

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Solution

The fourth proportional to 92,542.36, 127,708.50 and 50,100.90 is: 69,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,542.36 : 127,708.50 = 50,100.90 : x
  2. Step 2: Convert to fraction form
    92,542.36/127,708.50 = 50,100.90/x
  3. Step 3: Cross multiply
    92,542.36x = 127,708.50 × 50,100.90
  4. Step 4: Simplify right side
    92,542.36x = 6,398,310,787.65
  5. Step 5: Solve for x
    x = 6,398,310,787.65/92,542.36
  6. Step 6: Final answer
    x = 69,139.27

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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.