Home / 167,365.36-230,948.17-99,370.72

Finding the Fourth Proportional to 167,365.36, 230,948.17 and 99,370.72

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Solution

The fourth proportional to 167,365.36, 230,948.17 and 99,370.72 is: 137,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,365.36 : 230,948.17 = 99,370.72 : x
  2. Step 2: Convert to fraction form
    167,365.36/230,948.17 = 99,370.72/x
  3. Step 3: Cross multiply
    167,365.36x = 230,948.17 × 99,370.72
  4. Step 4: Simplify right side
    167,365.36x = 22,949,485,935.58
  5. Step 5: Solve for x
    x = 22,949,485,935.58/167,365.36
  6. Step 6: Final answer
    x = 137,122.08

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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.