Home / 181,738.98-250,807.14-101,161.38

Finding the Fourth Proportional to 181,738.98, 250,807.14 and 101,161.38

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Solution

The fourth proportional to 181,738.98, 250,807.14 and 101,161.38 is: 139,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,738.98 : 250,807.14 = 101,161.38 : x
  2. Step 2: Convert to fraction form
    181,738.98/250,807.14 = 101,161.38/x
  3. Step 3: Cross multiply
    181,738.98x = 250,807.14 × 101,161.38
  4. Step 4: Simplify right side
    181,738.98x = 25,371,996,396.25
  5. Step 5: Solve for x
    x = 25,371,996,396.25/181,738.98
  6. Step 6: Final answer
    x = 139,606.79

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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.