Home / 168,155.27-232,047.06-91,672.51

Finding the Fourth Proportional to 168,155.27, 232,047.06 and 91,672.51

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Solution

The fourth proportional to 168,155.27, 232,047.06 and 91,672.51 is: 126,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,155.27 : 232,047.06 = 91,672.51 : x
  2. Step 2: Convert to fraction form
    168,155.27/232,047.06 = 91,672.51/x
  3. Step 3: Cross multiply
    168,155.27x = 232,047.06 × 91,672.51
  4. Step 4: Simplify right side
    168,155.27x = 21,272,336,428.32
  5. Step 5: Solve for x
    x = 21,272,336,428.32/168,155.27
  6. Step 6: Final answer
    x = 126,504.13

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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.