Home / 185,593.23-256,123.62-100,710.36

Finding the Fourth Proportional to 185,593.23, 256,123.62 and 100,710.36

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Solution

The fourth proportional to 185,593.23, 256,123.62 and 100,710.36 is: 138,982.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,593.23 : 256,123.62 = 100,710.36 : x
  2. Step 2: Convert to fraction form
    185,593.23/256,123.62 = 100,710.36/x
  3. Step 3: Cross multiply
    185,593.23x = 256,123.62 × 100,710.36
  4. Step 4: Simplify right side
    185,593.23x = 25,794,301,974.70
  5. Step 5: Solve for x
    x = 25,794,301,974.70/185,593.23
  6. Step 6: Final answer
    x = 138,982.99

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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.