Home / 226,495.42-312,555.71-124,520.14

Finding the Fourth Proportional to 226,495.42, 312,555.71 and 124,520.14

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Solution

The fourth proportional to 226,495.42, 312,555.71 and 124,520.14 is: 171,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,495.42 : 312,555.71 = 124,520.14 : x
  2. Step 2: Convert to fraction form
    226,495.42/312,555.71 = 124,520.14/x
  3. Step 3: Cross multiply
    226,495.42x = 312,555.71 × 124,520.14
  4. Step 4: Simplify right side
    226,495.42x = 38,919,480,767.00
  5. Step 5: Solve for x
    x = 38,919,480,767.00/226,495.42
  6. Step 6: Final answer
    x = 171,833.42

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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.