Home / 185,982.23-256,658.03-101,101.12

Finding the Fourth Proportional to 185,982.23, 256,658.03 and 101,101.12

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Solution

The fourth proportional to 185,982.23, 256,658.03 and 101,101.12 is: 139,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,982.23 : 256,658.03 = 101,101.12 : x
  2. Step 2: Convert to fraction form
    185,982.23/256,658.03 = 101,101.12/x
  3. Step 3: Cross multiply
    185,982.23x = 256,658.03 × 101,101.12
  4. Step 4: Simplify right side
    185,982.23x = 25,948,414,289.99
  5. Step 5: Solve for x
    x = 25,948,414,289.99/185,982.23
  6. Step 6: Final answer
    x = 139,520.93

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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.