Home / 119,252.81-178,877.39-30,505.56

Finding the Fourth Proportional to 119,252.81, 178,877.39 and 30,505.56

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Solution

The fourth proportional to 119,252.81, 178,877.39 and 30,505.56 is: 45,757.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,252.81 : 178,877.39 = 30,505.56 : x
  2. Step 2: Convert to fraction form
    119,252.81/178,877.39 = 30,505.56/x
  3. Step 3: Cross multiply
    119,252.81x = 178,877.39 × 30,505.56
  4. Step 4: Simplify right side
    119,252.81x = 5,456,754,800.76
  5. Step 5: Solve for x
    x = 5,456,754,800.76/119,252.81
  6. Step 6: Final answer
    x = 45,757.87

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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.