Home / 42,853.74-59,106.27-27,734.73

Finding the Fourth Proportional to 42,853.74, 59,106.27 and 27,734.73

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Solution

The fourth proportional to 42,853.74, 59,106.27 and 27,734.73 is: 38,253.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,853.74 : 59,106.27 = 27,734.73 : x
  2. Step 2: Convert to fraction form
    42,853.74/59,106.27 = 27,734.73/x
  3. Step 3: Cross multiply
    42,853.74x = 59,106.27 × 27,734.73
  4. Step 4: Simplify right side
    42,853.74x = 1,639,296,439.76
  5. Step 5: Solve for x
    x = 1,639,296,439.76/42,853.74
  6. Step 6: Final answer
    x = 38,253.29

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Half scale
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Double scale
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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.