Home / 109,059.24-150,505.38-61,321.08

Finding the Fourth Proportional to 109,059.24, 150,505.38 and 61,321.08

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Solution

The fourth proportional to 109,059.24, 150,505.38 and 61,321.08 is: 84,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,059.24 : 150,505.38 = 61,321.08 : x
  2. Step 2: Convert to fraction form
    109,059.24/150,505.38 = 61,321.08/x
  3. Step 3: Cross multiply
    109,059.24x = 150,505.38 × 61,321.08
  4. Step 4: Simplify right side
    109,059.24x = 9,229,152,447.41
  5. Step 5: Solve for x
    x = 9,229,152,447.41/109,059.24
  6. Step 6: Final answer
    x = 84,625.13

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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.