Home / 65,306.05-97,994.61-50,543.80

Finding the Fourth Proportional to 65,306.05, 97,994.61 and 50,543.80

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Solution

The fourth proportional to 65,306.05, 97,994.61 and 50,543.80 is: 75,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,306.05 : 97,994.61 = 50,543.80 : x
  2. Step 2: Convert to fraction form
    65,306.05/97,994.61 = 50,543.80/x
  3. Step 3: Cross multiply
    65,306.05x = 97,994.61 × 50,543.80
  4. Step 4: Simplify right side
    65,306.05x = 4,953,019,723.93
  5. Step 5: Solve for x
    x = 4,953,019,723.93/65,306.05
  6. Step 6: Final answer
    x = 75,843.20

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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.