Home / 69,843.16-96,383.28-38,012.05

Finding the Fourth Proportional to 69,843.16, 96,383.28 and 38,012.05

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Solution

The fourth proportional to 69,843.16, 96,383.28 and 38,012.05 is: 52,456.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,843.16 : 96,383.28 = 38,012.05 : x
  2. Step 2: Convert to fraction form
    69,843.16/96,383.28 = 38,012.05/x
  3. Step 3: Cross multiply
    69,843.16x = 96,383.28 × 38,012.05
  4. Step 4: Simplify right side
    69,843.16x = 3,663,726,058.52
  5. Step 5: Solve for x
    x = 3,663,726,058.52/69,843.16
  6. Step 6: Final answer
    x = 52,456.48

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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.