Home / 176,619.40-264,540.30-156,920.20

Finding the Fourth Proportional to 176,619.40, 264,540.30 and 156,920.20

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Solution

The fourth proportional to 176,619.40, 264,540.30 and 156,920.20 is: 235,034.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,619.40 : 264,540.30 = 156,920.20 : x
  2. Step 2: Convert to fraction form
    176,619.40/264,540.30 = 156,920.20/x
  3. Step 3: Cross multiply
    176,619.40x = 264,540.30 × 156,920.20
  4. Step 4: Simplify right side
    176,619.40x = 41,511,716,784.06
  5. Step 5: Solve for x
    x = 41,511,716,784.06/176,619.40
  6. Step 6: Final answer
    x = 235,034.86

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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.