Home / 50,534.40-75,805.44-38,705.28

Finding the Fourth Proportional to 50,534.40, 75,805.44 and 38,705.28

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Solution

The fourth proportional to 50,534.40, 75,805.44 and 38,705.28 is: 58,060.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,534.40 : 75,805.44 = 38,705.28 : x
  2. Step 2: Convert to fraction form
    50,534.40/75,805.44 = 38,705.28/x
  3. Step 3: Cross multiply
    50,534.40x = 75,805.44 × 38,705.28
  4. Step 4: Simplify right side
    50,534.40x = 2,934,070,780.72
  5. Step 5: Solve for x
    x = 2,934,070,780.72/50,534.40
  6. Step 6: Final answer
    x = 58,060.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.