Home / 168,419.28-232,494.24-111,092.40

Finding the Fourth Proportional to 168,419.28, 232,494.24 and 111,092.40

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Solution

The fourth proportional to 168,419.28, 232,494.24 and 111,092.40 is: 153,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,419.28 : 232,494.24 = 111,092.40 : x
  2. Step 2: Convert to fraction form
    168,419.28/232,494.24 = 111,092.40/x
  3. Step 3: Cross multiply
    168,419.28x = 232,494.24 × 111,092.40
  4. Step 4: Simplify right side
    168,419.28x = 25,828,343,107.78
  5. Step 5: Solve for x
    x = 25,828,343,107.78/168,419.28
  6. Step 6: Final answer
    x = 153,357.40

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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.