Home / 168,618.46-232,801.95-108,215.14

Finding the Fourth Proportional to 168,618.46, 232,801.95 and 108,215.14

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Solution

The fourth proportional to 168,618.46, 232,801.95 and 108,215.14 is: 149,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,618.46 : 232,801.95 = 108,215.14 : x
  2. Step 2: Convert to fraction form
    168,618.46/232,801.95 = 108,215.14/x
  3. Step 3: Cross multiply
    168,618.46x = 232,801.95 × 108,215.14
  4. Step 4: Simplify right side
    168,618.46x = 25,192,695,611.52
  5. Step 5: Solve for x
    x = 25,192,695,611.52/168,618.46
  6. Step 6: Final answer
    x = 149,406.51

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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.