Home / 179,548.53-247,778.70-98,978.94

Finding the Fourth Proportional to 179,548.53, 247,778.70 and 98,978.94

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Solution

The fourth proportional to 179,548.53, 247,778.70 and 98,978.94 is: 136,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,548.53 : 247,778.70 = 98,978.94 : x
  2. Step 2: Convert to fraction form
    179,548.53/247,778.70 = 98,978.94/x
  3. Step 3: Cross multiply
    179,548.53x = 247,778.70 × 98,978.94
  4. Step 4: Simplify right side
    179,548.53x = 24,524,873,080.58
  5. Step 5: Solve for x
    x = 24,524,873,080.58/179,548.53
  6. Step 6: Final answer
    x = 136,591.89

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1.5x scale

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.