Home / 96,334.20-144,501.30-80,782.20

Finding the Fourth Proportional to 96,334.20, 144,501.30 and 80,782.20

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Solution

The fourth proportional to 96,334.20, 144,501.30 and 80,782.20 is: 121,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,334.20 : 144,501.30 = 80,782.20 : x
  2. Step 2: Convert to fraction form
    96,334.20/144,501.30 = 80,782.20/x
  3. Step 3: Cross multiply
    96,334.20x = 144,501.30 × 80,782.20
  4. Step 4: Simplify right side
    96,334.20x = 11,673,132,916.86
  5. Step 5: Solve for x
    x = 11,673,132,916.86/96,334.20
  6. Step 6: Final answer
    x = 121,173.30

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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.