Home / 109,073.40-150,517.44-61,329.48

Finding the Fourth Proportional to 109,073.40, 150,517.44 and 61,329.48

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Solution

The fourth proportional to 109,073.40, 150,517.44 and 61,329.48 is: 84,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,073.40 : 150,517.44 = 61,329.48 : x
  2. Step 2: Convert to fraction form
    109,073.40/150,517.44 = 61,329.48/x
  3. Step 3: Cross multiply
    109,073.40x = 150,517.44 × 61,329.48
  4. Step 4: Simplify right side
    109,073.40x = 9,231,156,326.13
  5. Step 5: Solve for x
    x = 9,231,156,326.13/109,073.40
  6. Step 6: Final answer
    x = 84,632.52

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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.