Home / 223,952.07-309,053.85-123,350.07

Finding the Fourth Proportional to 223,952.07, 309,053.85 and 123,350.07

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Solution

The fourth proportional to 223,952.07, 309,053.85 and 123,350.07 is: 170,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,952.07 : 309,053.85 = 123,350.07 : x
  2. Step 2: Convert to fraction form
    223,952.07/309,053.85 = 123,350.07/x
  3. Step 3: Cross multiply
    223,952.07x = 309,053.85 × 123,350.07
  4. Step 4: Simplify right side
    223,952.07x = 38,121,814,031.27
  5. Step 5: Solve for x
    x = 38,121,814,031.27/223,952.07
  6. Step 6: Final answer
    x = 170,223.09

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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.