Home / 240,172.04-331,454.57-132,739.76

Finding the Fourth Proportional to 240,172.04, 331,454.57 and 132,739.76

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Solution

The fourth proportional to 240,172.04, 331,454.57 and 132,739.76 is: 183,190.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,172.04 : 331,454.57 = 132,739.76 : x
  2. Step 2: Convert to fraction form
    240,172.04/331,454.57 = 132,739.76/x
  3. Step 3: Cross multiply
    240,172.04x = 331,454.57 × 132,739.76
  4. Step 4: Simplify right side
    240,172.04x = 43,997,197,751.73
  5. Step 5: Solve for x
    x = 43,997,197,751.73/240,172.04
  6. Step 6: Final answer
    x = 183,190.34

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1.5x scale

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.