Home / 226,545.75-339,606.27-76,681.17

Finding the Fourth Proportional to 226,545.75, 339,606.27 and 76,681.17

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Solution

The fourth proportional to 226,545.75, 339,606.27 and 76,681.17 is: 114,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,545.75 : 339,606.27 = 76,681.17 : x
  2. Step 2: Convert to fraction form
    226,545.75/339,606.27 = 76,681.17/x
  3. Step 3: Cross multiply
    226,545.75x = 339,606.27 × 76,681.17
  4. Step 4: Simplify right side
    226,545.75x = 26,041,406,122.94
  5. Step 5: Solve for x
    x = 26,041,406,122.94/226,545.75
  6. Step 6: Final answer
    x = 114,949.88

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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.