Home / 185,711.14-278,462.16-59,321.70

Finding the Fourth Proportional to 185,711.14, 278,462.16 and 59,321.70

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Solution

The fourth proportional to 185,711.14, 278,462.16 and 59,321.70 is: 88,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,711.14 : 278,462.16 = 59,321.70 : x
  2. Step 2: Convert to fraction form
    185,711.14/278,462.16 = 59,321.70/x
  3. Step 3: Cross multiply
    185,711.14x = 278,462.16 × 59,321.70
  4. Step 4: Simplify right side
    185,711.14x = 16,518,848,716.87
  5. Step 5: Solve for x
    x = 16,518,848,716.87/185,711.14
  6. Step 6: Final answer
    x = 88,949.15

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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.