Home / 149,059.80-223,530.30-49,192.20

Finding the Fourth Proportional to 149,059.80, 223,530.30 and 49,192.20

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Solution

The fourth proportional to 149,059.80, 223,530.30 and 49,192.20 is: 73,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,059.80 : 223,530.30 = 49,192.20 : x
  2. Step 2: Convert to fraction form
    149,059.80/223,530.30 = 49,192.20/x
  3. Step 3: Cross multiply
    149,059.80x = 223,530.30 × 49,192.20
  4. Step 4: Simplify right side
    149,059.80x = 10,995,947,223.66
  5. Step 5: Solve for x
    x = 10,995,947,223.66/149,059.80
  6. Step 6: Final answer
    x = 73,768.70

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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.