Home / 98,247.03-147,231.06-75,672.33

Finding the Fourth Proportional to 98,247.03, 147,231.06 and 75,672.33

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Solution

The fourth proportional to 98,247.03, 147,231.06 and 75,672.33 is: 113,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,247.03 : 147,231.06 = 75,672.33 : x
  2. Step 2: Convert to fraction form
    98,247.03/147,231.06 = 75,672.33/x
  3. Step 3: Cross multiply
    98,247.03x = 147,231.06 × 75,672.33
  4. Step 4: Simplify right side
    98,247.03x = 11,141,317,358.57
  5. Step 5: Solve for x
    x = 11,141,317,358.57/98,247.03
  6. Step 6: Final answer
    x = 113,401.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.