Home / 181,264.30-250,144.61-100,699.34

Finding the Fourth Proportional to 181,264.30, 250,144.61 and 100,699.34

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Solution

The fourth proportional to 181,264.30, 250,144.61 and 100,699.34 is: 138,965.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,264.30 : 250,144.61 = 100,699.34 : x
  2. Step 2: Convert to fraction form
    181,264.30/250,144.61 = 100,699.34/x
  3. Step 3: Cross multiply
    181,264.30x = 250,144.61 × 100,699.34
  4. Step 4: Simplify right side
    181,264.30x = 25,189,395,377.34
  5. Step 5: Solve for x
    x = 25,189,395,377.34/181,264.30
  6. Step 6: Final answer
    x = 138,965.01

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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.