Home / 226,461.97-312,521.40-124,491.72

Finding the Fourth Proportional to 226,461.97, 312,521.40 and 124,491.72

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Solution

The fourth proportional to 226,461.97, 312,521.40 and 124,491.72 is: 171,800.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,461.97 : 312,521.40 = 124,491.72 : x
  2. Step 2: Convert to fraction form
    226,461.97/312,521.40 = 124,491.72/x
  3. Step 3: Cross multiply
    226,461.97x = 312,521.40 × 124,491.72
  4. Step 4: Simplify right side
    226,461.97x = 38,906,326,622.81
  5. Step 5: Solve for x
    x = 38,906,326,622.81/226,461.97
  6. Step 6: Final answer
    x = 171,800.71

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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.