Home / 153,310.05-229,947.54-40,999.02

Finding the Fourth Proportional to 153,310.05, 229,947.54 and 40,999.02

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Solution

The fourth proportional to 153,310.05, 229,947.54 and 40,999.02 is: 61,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,310.05 : 229,947.54 = 40,999.02 : x
  2. Step 2: Convert to fraction form
    153,310.05/229,947.54 = 40,999.02/x
  3. Step 3: Cross multiply
    153,310.05x = 229,947.54 × 40,999.02
  4. Step 4: Simplify right side
    153,310.05x = 9,427,623,791.41
  5. Step 5: Solve for x
    x = 9,427,623,791.41/153,310.05
  6. Step 6: Final answer
    x = 61,493.84

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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.