Home / 179,358.39-247,516.23-98,786.21

Finding the Fourth Proportional to 179,358.39, 247,516.23 and 98,786.21

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Solution

The fourth proportional to 179,358.39, 247,516.23 and 98,786.21 is: 136,325.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,358.39 : 247,516.23 = 98,786.21 : x
  2. Step 2: Convert to fraction form
    179,358.39/247,516.23 = 98,786.21/x
  3. Step 3: Cross multiply
    179,358.39x = 247,516.23 × 98,786.21
  4. Step 4: Simplify right side
    179,358.39x = 24,451,190,275.19
  5. Step 5: Solve for x
    x = 24,451,190,275.19/179,358.39
  6. Step 6: Final answer
    x = 136,325.88

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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.