Home / 179,621.52-247,892.46-99,064.80

Finding the Fourth Proportional to 179,621.52, 247,892.46 and 99,064.80

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Solution

The fourth proportional to 179,621.52, 247,892.46 and 99,064.80 is: 136,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,621.52 : 247,892.46 = 99,064.80 : x
  2. Step 2: Convert to fraction form
    179,621.52/247,892.46 = 99,064.80/x
  3. Step 3: Cross multiply
    179,621.52x = 247,892.46 × 99,064.80
  4. Step 4: Simplify right side
    179,621.52x = 24,557,416,971.41
  5. Step 5: Solve for x
    x = 24,557,416,971.41/179,621.52
  6. Step 6: Final answer
    x = 136,717.57

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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.