Home / 181,514.39-272,306.19-69,185.21

Finding the Fourth Proportional to 181,514.39, 272,306.19 and 69,185.21

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Solution

The fourth proportional to 181,514.39, 272,306.19 and 69,185.21 is: 103,791.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,514.39 : 272,306.19 = 69,185.21 : x
  2. Step 2: Convert to fraction form
    181,514.39/272,306.19 = 69,185.21/x
  3. Step 3: Cross multiply
    181,514.39x = 272,306.19 × 69,185.21
  4. Step 4: Simplify right side
    181,514.39x = 18,839,559,837.36
  5. Step 5: Solve for x
    x = 18,839,559,837.36/181,514.39
  6. Step 6: Final answer
    x = 103,791.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.