Home / 50,511.38-69,706.18-27,851.18

Finding the Fourth Proportional to 50,511.38, 69,706.18 and 27,851.18

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Solution

The fourth proportional to 50,511.38, 69,706.18 and 27,851.18 is: 38,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,511.38 : 69,706.18 = 27,851.18 : x
  2. Step 2: Convert to fraction form
    50,511.38/69,706.18 = 27,851.18/x
  3. Step 3: Cross multiply
    50,511.38x = 69,706.18 × 27,851.18
  4. Step 4: Simplify right side
    50,511.38x = 1,941,399,366.29
  5. Step 5: Solve for x
    x = 1,941,399,366.29/50,511.38
  6. Step 6: Final answer
    x = 38,434.89

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Double scale
Find fourth proportional to 50,512.38, 69,707.56 and 27,852.18
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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.