Home / 179,165.20-268,731.60-60,840.40

Finding the Fourth Proportional to 179,165.20, 268,731.60 and 60,840.40

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Solution

The fourth proportional to 179,165.20, 268,731.60 and 60,840.40 is: 91,255.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,165.20 : 268,731.60 = 60,840.40 : x
  2. Step 2: Convert to fraction form
    179,165.20/268,731.60 = 60,840.40/x
  3. Step 3: Cross multiply
    179,165.20x = 268,731.60 × 60,840.40
  4. Step 4: Simplify right side
    179,165.20x = 16,349,738,036.64
  5. Step 5: Solve for x
    x = 16,349,738,036.64/179,165.20
  6. Step 6: Final answer
    x = 91,255.10

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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.