Home / 119,158.29-178,759.41-39,200.76

Finding the Fourth Proportional to 119,158.29, 178,759.41 and 39,200.76

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Solution

The fourth proportional to 119,158.29, 178,759.41 and 39,200.76 is: 58,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,158.29 : 178,759.41 = 39,200.76 : x
  2. Step 2: Convert to fraction form
    119,158.29/178,759.41 = 39,200.76/x
  3. Step 3: Cross multiply
    119,158.29x = 178,759.41 × 39,200.76
  4. Step 4: Simplify right side
    119,158.29x = 7,007,504,729.15
  5. Step 5: Solve for x
    x = 7,007,504,729.15/119,158.29
  6. Step 6: Final answer
    x = 58,808.37

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1.5x scale

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.