Home / 119,151.42-178,752.84-40,263.90

Finding the Fourth Proportional to 119,151.42, 178,752.84 and 40,263.90

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Solution

The fourth proportional to 119,151.42, 178,752.84 and 40,263.90 is: 60,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,151.42 : 178,752.84 = 40,263.90 : x
  2. Step 2: Convert to fraction form
    119,151.42/178,752.84 = 40,263.90/x
  3. Step 3: Cross multiply
    119,151.42x = 178,752.84 × 40,263.90
  4. Step 4: Simplify right side
    119,151.42x = 7,197,286,474.48
  5. Step 5: Solve for x
    x = 7,197,286,474.48/119,151.42
  6. Step 6: Final answer
    x = 60,404.54

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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.