Home / 226,542.27-312,636.35-124,575.47

Finding the Fourth Proportional to 226,542.27, 312,636.35 and 124,575.47

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Solution

The fourth proportional to 226,542.27, 312,636.35 and 124,575.47 is: 171,918.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,542.27 : 312,636.35 = 124,575.47 : x
  2. Step 2: Convert to fraction form
    226,542.27/312,636.35 = 124,575.47/x
  3. Step 3: Cross multiply
    226,542.27x = 312,636.35 × 124,575.47
  4. Step 4: Simplify right side
    226,542.27x = 38,946,818,988.59
  5. Step 5: Solve for x
    x = 38,946,818,988.59/226,542.27
  6. Step 6: Final answer
    x = 171,918.55

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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.