Home / 103,306.68-155,015.38-95,777.93

Finding the Fourth Proportional to 103,306.68, 155,015.38 and 95,777.93

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Solution

The fourth proportional to 103,306.68, 155,015.38 and 95,777.93 is: 143,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,306.68 : 155,015.38 = 95,777.93 : x
  2. Step 2: Convert to fraction form
    103,306.68/155,015.38 = 95,777.93/x
  3. Step 3: Cross multiply
    103,306.68x = 155,015.38 × 95,777.93
  4. Step 4: Simplify right side
    103,306.68x = 14,847,052,214.56
  5. Step 5: Solve for x
    x = 14,847,052,214.56/103,306.68
  6. Step 6: Final answer
    x = 143,718.22

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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.