Home / 168,868.83-232,937.46-111,508.68

Finding the Fourth Proportional to 168,868.83, 232,937.46 and 111,508.68

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Solution

The fourth proportional to 168,868.83, 232,937.46 and 111,508.68 is: 153,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,868.83 : 232,937.46 = 111,508.68 : x
  2. Step 2: Convert to fraction form
    168,868.83/232,937.46 = 111,508.68/x
  3. Step 3: Cross multiply
    168,868.83x = 232,937.46 × 111,508.68
  4. Step 4: Simplify right side
    168,868.83x = 25,974,548,687.15
  5. Step 5: Solve for x
    x = 25,974,548,687.15/168,868.83
  6. Step 6: Final answer
    x = 153,814.94

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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.