Home / 278,524.14-417,785.49-101,030.82

Finding the Fourth Proportional to 278,524.14, 417,785.49 and 101,030.82

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Solution

The fourth proportional to 278,524.14, 417,785.49 and 101,030.82 is: 151,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,524.14 : 417,785.49 = 101,030.82 : x
  2. Step 2: Convert to fraction form
    278,524.14/417,785.49 = 101,030.82/x
  3. Step 3: Cross multiply
    278,524.14x = 417,785.49 × 101,030.82
  4. Step 4: Simplify right side
    278,524.14x = 42,209,210,638.80
  5. Step 5: Solve for x
    x = 42,209,210,638.80/278,524.14
  6. Step 6: Final answer
    x = 151,545.97

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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.