Home / 148,257.28-204,595.14-84,615.58

Finding the Fourth Proportional to 148,257.28, 204,595.14 and 84,615.58

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Solution

The fourth proportional to 148,257.28, 204,595.14 and 84,615.58 is: 116,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,257.28 : 204,595.14 = 84,615.58 : x
  2. Step 2: Convert to fraction form
    148,257.28/204,595.14 = 84,615.58/x
  3. Step 3: Cross multiply
    148,257.28x = 204,595.14 × 84,615.58
  4. Step 4: Simplify right side
    148,257.28x = 17,311,936,436.28
  5. Step 5: Solve for x
    x = 17,311,936,436.28/148,257.28
  6. Step 6: Final answer
    x = 116,769.55

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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.