Home / 96,629.20-144,943.80-43,321.08

Finding the Fourth Proportional to 96,629.20, 144,943.80 and 43,321.08

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Solution

The fourth proportional to 96,629.20, 144,943.80 and 43,321.08 is: 64,981.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,629.20 : 144,943.80 = 43,321.08 : x
  2. Step 2: Convert to fraction form
    96,629.20/144,943.80 = 43,321.08/x
  3. Step 3: Cross multiply
    96,629.20x = 144,943.80 × 43,321.08
  4. Step 4: Simplify right side
    96,629.20x = 6,279,121,955.30
  5. Step 5: Solve for x
    x = 6,279,121,955.30/96,629.20
  6. Step 6: Final answer
    x = 64,981.62

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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.