Home / 185,817.38-278,767.61-59,465.21

Finding the Fourth Proportional to 185,817.38, 278,767.61 and 59,465.21

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Solution

The fourth proportional to 185,817.38, 278,767.61 and 59,465.21 is: 89,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,817.38 : 278,767.61 = 59,465.21 : x
  2. Step 2: Convert to fraction form
    185,817.38/278,767.61 = 59,465.21/x
  3. Step 3: Cross multiply
    185,817.38x = 278,767.61 × 59,465.21
  4. Step 4: Simplify right side
    185,817.38x = 16,576,972,778.68
  5. Step 5: Solve for x
    x = 16,576,972,778.68/185,817.38
  6. Step 6: Final answer
    x = 89,211.10

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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.