Home / 90,383.44-124,726.35-50,098.90

Finding the Fourth Proportional to 90,383.44, 124,726.35 and 50,098.90

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Solution

The fourth proportional to 90,383.44, 124,726.35 and 50,098.90 is: 69,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,383.44 : 124,726.35 = 50,098.90 : x
  2. Step 2: Convert to fraction form
    90,383.44/124,726.35 = 50,098.90/x
  3. Step 3: Cross multiply
    90,383.44x = 124,726.35 × 50,098.90
  4. Step 4: Simplify right side
    90,383.44x = 6,248,652,936.02
  5. Step 5: Solve for x
    x = 6,248,652,936.02/90,383.44
  6. Step 6: Final answer
    x = 69,134.93

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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.