Home / 226,206.27-312,167.90-124,240.89

Finding the Fourth Proportional to 226,206.27, 312,167.90 and 124,240.89

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Solution

The fourth proportional to 226,206.27, 312,167.90 and 124,240.89 is: 171,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,206.27 : 312,167.90 = 124,240.89 : x
  2. Step 2: Convert to fraction form
    226,206.27/312,167.90 = 124,240.89/x
  3. Step 3: Cross multiply
    226,206.27x = 312,167.90 × 124,240.89
  4. Step 4: Simplify right side
    226,206.27x = 38,784,017,101.29
  5. Step 5: Solve for x
    x = 38,784,017,101.29/226,206.27
  6. Step 6: Final answer
    x = 171,454.21

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1.5x scale

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.