Home / 147,359.39-220,706.76-103,183.37

Finding the Fourth Proportional to 147,359.39, 220,706.76 and 103,183.37

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Solution

The fourth proportional to 147,359.39, 220,706.76 and 103,183.37 is: 154,542.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,359.39 : 220,706.76 = 103,183.37 : x
  2. Step 2: Convert to fraction form
    147,359.39/220,706.76 = 103,183.37/x
  3. Step 3: Cross multiply
    147,359.39x = 220,706.76 × 103,183.37
  4. Step 4: Simplify right side
    147,359.39x = 22,773,267,278.58
  5. Step 5: Solve for x
    x = 22,773,267,278.58/147,359.39
  6. Step 6: Final answer
    x = 154,542.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.