Home / 176,546.40-264,589.20-81,765.60

Finding the Fourth Proportional to 176,546.40, 264,589.20 and 81,765.60

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Solution

The fourth proportional to 176,546.40, 264,589.20 and 81,765.60 is: 122,541.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,546.40 : 264,589.20 = 81,765.60 : x
  2. Step 2: Convert to fraction form
    176,546.40/264,589.20 = 81,765.60/x
  3. Step 3: Cross multiply
    176,546.40x = 264,589.20 × 81,765.60
  4. Step 4: Simplify right side
    176,546.40x = 21,634,294,691.52
  5. Step 5: Solve for x
    x = 21,634,294,691.52/176,546.40
  6. Step 6: Final answer
    x = 122,541.69

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1.5x scale

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.