Home / 242,306.78-363,534.58-124,061.14

Finding the Fourth Proportional to 242,306.78, 363,534.58 and 124,061.14

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Solution

The fourth proportional to 242,306.78, 363,534.58 and 124,061.14 is: 186,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,306.78 : 363,534.58 = 124,061.14 : x
  2. Step 2: Convert to fraction form
    242,306.78/363,534.58 = 124,061.14/x
  3. Step 3: Cross multiply
    242,306.78x = 363,534.58 × 124,061.14
  4. Step 4: Simplify right side
    242,306.78x = 45,100,514,424.22
  5. Step 5: Solve for x
    x = 45,100,514,424.22/242,306.78
  6. Step 6: Final answer
    x = 186,129.81

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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.