Home / 117,568.50-162,223.45-69,833.58

Finding the Fourth Proportional to 117,568.50, 162,223.45 and 69,833.58

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Solution

The fourth proportional to 117,568.50, 162,223.45 and 69,833.58 is: 96,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,568.50 : 162,223.45 = 69,833.58 : x
  2. Step 2: Convert to fraction form
    117,568.50/162,223.45 = 69,833.58/x
  3. Step 3: Cross multiply
    117,568.50x = 162,223.45 × 69,833.58
  4. Step 4: Simplify right side
    117,568.50x = 11,328,644,273.45
  5. Step 5: Solve for x
    x = 11,328,644,273.45/117,568.50
  6. Step 6: Final answer
    x = 96,357.82

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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.