Home / 160,083.06-240,115.92-81,195.24

Finding the Fourth Proportional to 160,083.06, 240,115.92 and 81,195.24

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Solution

The fourth proportional to 160,083.06, 240,115.92 and 81,195.24 is: 121,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,083.06 : 240,115.92 = 81,195.24 : x
  2. Step 2: Convert to fraction form
    160,083.06/240,115.92 = 81,195.24/x
  3. Step 3: Cross multiply
    160,083.06x = 240,115.92 × 81,195.24
  4. Step 4: Simplify right side
    160,083.06x = 19,496,269,752.22
  5. Step 5: Solve for x
    x = 19,496,269,752.22/160,083.06
  6. Step 6: Final answer
    x = 121,788.46

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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.