Home / 176,166.20-264,422.10-87,519.80

Finding the Fourth Proportional to 176,166.20, 264,422.10 and 87,519.80

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Solution

The fourth proportional to 176,166.20, 264,422.10 and 87,519.80 is: 131,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,166.20 : 264,422.10 = 87,519.80 : x
  2. Step 2: Convert to fraction form
    176,166.20/264,422.10 = 87,519.80/x
  3. Step 3: Cross multiply
    176,166.20x = 264,422.10 × 87,519.80
  4. Step 4: Simplify right side
    176,166.20x = 23,142,169,307.58
  5. Step 5: Solve for x
    x = 23,142,169,307.58/176,166.20
  6. Step 6: Final answer
    x = 131,365.55

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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.