Home / 148,152.33-204,448.66-80,167.82

Finding the Fourth Proportional to 148,152.33, 204,448.66 and 80,167.82

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Solution

The fourth proportional to 148,152.33, 204,448.66 and 80,167.82 is: 110,630.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,152.33 : 204,448.66 = 80,167.82 : x
  2. Step 2: Convert to fraction form
    148,152.33/204,448.66 = 80,167.82/x
  3. Step 3: Cross multiply
    148,152.33x = 204,448.66 × 80,167.82
  4. Step 4: Simplify right side
    148,152.33x = 16,390,202,151.46
  5. Step 5: Solve for x
    x = 16,390,202,151.46/148,152.33
  6. Step 6: Final answer
    x = 110,630.74

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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.