Home / 164,079.31-226,429.49-88,627.81

Finding the Fourth Proportional to 164,079.31, 226,429.49 and 88,627.81

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Solution

The fourth proportional to 164,079.31, 226,429.49 and 88,627.81 is: 122,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,079.31 : 226,429.49 = 88,627.81 : x
  2. Step 2: Convert to fraction form
    164,079.31/226,429.49 = 88,627.81/x
  3. Step 3: Cross multiply
    164,079.31x = 226,429.49 × 88,627.81
  4. Step 4: Simplify right side
    164,079.31x = 20,067,949,818.12
  5. Step 5: Solve for x
    x = 20,067,949,818.12/164,079.31
  6. Step 6: Final answer
    x = 122,306.40

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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.