Home / 181,899.11-250,987.45-101,324.63

Finding the Fourth Proportional to 181,899.11, 250,987.45 and 101,324.63

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Solution

The fourth proportional to 181,899.11, 250,987.45 and 101,324.63 is: 139,809.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,899.11 : 250,987.45 = 101,324.63 : x
  2. Step 2: Convert to fraction form
    181,899.11/250,987.45 = 101,324.63/x
  3. Step 3: Cross multiply
    181,899.11x = 250,987.45 × 101,324.63
  4. Step 4: Simplify right side
    181,899.11x = 25,431,210,505.89
  5. Step 5: Solve for x
    x = 25,431,210,505.89/181,899.11
  6. Step 6: Final answer
    x = 139,809.43

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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.