Home / 74,577.38-111,821.45-50,591.16

Finding the Fourth Proportional to 74,577.38, 111,821.45 and 50,591.16

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Solution

The fourth proportional to 74,577.38, 111,821.45 and 50,591.16 is: 75,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,577.38 : 111,821.45 = 50,591.16 : x
  2. Step 2: Convert to fraction form
    74,577.38/111,821.45 = 50,591.16/x
  3. Step 3: Cross multiply
    74,577.38x = 111,821.45 × 50,591.16
  4. Step 4: Simplify right side
    74,577.38x = 5,657,176,300.93
  5. Step 5: Solve for x
    x = 5,657,176,300.93/74,577.38
  6. Step 6: Final answer
    x = 75,856.46

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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.