Home / 226,253.79-339,424.47-86,001.48

Finding the Fourth Proportional to 226,253.79, 339,424.47 and 86,001.48

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Solution

The fourth proportional to 226,253.79, 339,424.47 and 86,001.48 is: 129,018.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,253.79 : 339,424.47 = 86,001.48 : x
  2. Step 2: Convert to fraction form
    226,253.79/339,424.47 = 86,001.48/x
  3. Step 3: Cross multiply
    226,253.79x = 339,424.47 × 86,001.48
  4. Step 4: Simplify right side
    226,253.79x = 29,191,006,768.22
  5. Step 5: Solve for x
    x = 29,191,006,768.22/226,253.79
  6. Step 6: Final answer
    x = 129,018.86

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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.