Home / 115,778.04-173,665.17-36,891.20

Finding the Fourth Proportional to 115,778.04, 173,665.17 and 36,891.20

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Solution

The fourth proportional to 115,778.04, 173,665.17 and 36,891.20 is: 55,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,778.04 : 173,665.17 = 36,891.20 : x
  2. Step 2: Convert to fraction form
    115,778.04/173,665.17 = 36,891.20/x
  3. Step 3: Cross multiply
    115,778.04x = 173,665.17 × 36,891.20
  4. Step 4: Simplify right side
    115,778.04x = 6,406,715,651.18
  5. Step 5: Solve for x
    x = 6,406,715,651.18/115,778.04
  6. Step 6: Final answer
    x = 55,336.19

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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.