Home / 49,391.33-68,159.34-28,170.95

Finding the Fourth Proportional to 49,391.33, 68,159.34 and 28,170.95

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Solution

The fourth proportional to 49,391.33, 68,159.34 and 28,170.95 is: 38,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,391.33 : 68,159.34 = 28,170.95 : x
  2. Step 2: Convert to fraction form
    49,391.33/68,159.34 = 28,170.95/x
  3. Step 3: Cross multiply
    49,391.33x = 68,159.34 × 28,170.95
  4. Step 4: Simplify right side
    49,391.33x = 1,920,113,359.17
  5. Step 5: Solve for x
    x = 1,920,113,359.17/49,391.33
  6. Step 6: Final answer
    x = 38,875.51

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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.