Home / 176,290.44-243,190.56-112,561.20

Finding the Fourth Proportional to 176,290.44, 243,190.56 and 112,561.20

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Solution

The fourth proportional to 176,290.44, 243,190.56 and 112,561.20 is: 155,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,290.44 : 243,190.56 = 112,561.20 : x
  2. Step 2: Convert to fraction form
    176,290.44/243,190.56 = 112,561.20/x
  3. Step 3: Cross multiply
    176,290.44x = 243,190.56 × 112,561.20
  4. Step 4: Simplify right side
    176,290.44x = 27,373,821,262.27
  5. Step 5: Solve for x
    x = 27,373,821,262.27/176,290.44
  6. Step 6: Final answer
    x = 155,276.83

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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.