Home / 181,264.17-250,144.43-100,699.19

Finding the Fourth Proportional to 181,264.17, 250,144.43 and 100,699.19

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Solution

The fourth proportional to 181,264.17, 250,144.43 and 100,699.19 is: 138,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,264.17 : 250,144.43 = 100,699.19 : x
  2. Step 2: Convert to fraction form
    181,264.17/250,144.43 = 100,699.19/x
  3. Step 3: Cross multiply
    181,264.17x = 250,144.43 × 100,699.19
  4. Step 4: Simplify right side
    181,264.17x = 25,189,341,484.01
  5. Step 5: Solve for x
    x = 25,189,341,484.01/181,264.17
  6. Step 6: Final answer
    x = 138,964.81

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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.