Home / 147,437.62-220,824.05-103,261.52

Finding the Fourth Proportional to 147,437.62, 220,824.05 and 103,261.52

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Solution

The fourth proportional to 147,437.62, 220,824.05 and 103,261.52 is: 154,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,437.62 : 220,824.05 = 103,261.52 : x
  2. Step 2: Convert to fraction form
    147,437.62/220,824.05 = 103,261.52/x
  3. Step 3: Cross multiply
    147,437.62x = 220,824.05 × 103,261.52
  4. Step 4: Simplify right side
    147,437.62x = 22,802,627,091.31
  5. Step 5: Solve for x
    x = 22,802,627,091.31/147,437.62
  6. Step 6: Final answer
    x = 154,659.49

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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.