Home / 168,218.40-232,144.20-91,737.93

Finding the Fourth Proportional to 168,218.40, 232,144.20 and 91,737.93

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Solution

The fourth proportional to 168,218.40, 232,144.20 and 91,737.93 is: 126,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,218.40 : 232,144.20 = 91,737.93 : x
  2. Step 2: Convert to fraction form
    168,218.40/232,144.20 = 91,737.93/x
  3. Step 3: Cross multiply
    168,218.40x = 232,144.20 × 91,737.93
  4. Step 4: Simplify right side
    168,218.40x = 21,296,428,369.51
  5. Step 5: Solve for x
    x = 21,296,428,369.51/168,218.40
  6. Step 6: Final answer
    x = 126,599.87

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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.