Home / 36,854.16-50,813.28-31,179.12

Finding the Fourth Proportional to 36,854.16, 50,813.28 and 31,179.12

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Solution

The fourth proportional to 36,854.16, 50,813.28 and 31,179.12 is: 42,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,854.16 : 50,813.28 = 31,179.12 : x
  2. Step 2: Convert to fraction form
    36,854.16/50,813.28 = 31,179.12/x
  3. Step 3: Cross multiply
    36,854.16x = 50,813.28 × 31,179.12
  4. Step 4: Simplify right side
    36,854.16x = 1,584,313,354.71
  5. Step 5: Solve for x
    x = 1,584,313,354.71/36,854.16
  6. Step 6: Final answer
    x = 42,988.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.