Home / 179,602.38-247,845.69-99,031.50

Finding the Fourth Proportional to 179,602.38, 247,845.69 and 99,031.50

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Solution

The fourth proportional to 179,602.38, 247,845.69 and 99,031.50 is: 136,660.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,602.38 : 247,845.69 = 99,031.50 : x
  2. Step 2: Convert to fraction form
    179,602.38/247,845.69 = 99,031.50/x
  3. Step 3: Cross multiply
    179,602.38x = 247,845.69 × 99,031.50
  4. Step 4: Simplify right side
    179,602.38x = 24,544,530,449.24
  5. Step 5: Solve for x
    x = 24,544,530,449.24/179,602.38
  6. Step 6: Final answer
    x = 136,660.39

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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.