Home / 179,443.92-247,631.38-98,869.57

Finding the Fourth Proportional to 179,443.92, 247,631.38 and 98,869.57

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Solution

The fourth proportional to 179,443.92, 247,631.38 and 98,869.57 is: 136,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,443.92 : 247,631.38 = 98,869.57 : x
  2. Step 2: Convert to fraction form
    179,443.92/247,631.38 = 98,869.57/x
  3. Step 3: Cross multiply
    179,443.92x = 247,631.38 × 98,869.57
  4. Step 4: Simplify right side
    179,443.92x = 24,483,208,059.11
  5. Step 5: Solve for x
    x = 24,483,208,059.11/179,443.92
  6. Step 6: Final answer
    x = 136,439.33

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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.