Home / 160,083.32-240,116.27-81,195.48

Finding the Fourth Proportional to 160,083.32, 240,116.27 and 81,195.48

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Solution

The fourth proportional to 160,083.32, 240,116.27 and 81,195.48 is: 121,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,083.32 : 240,116.27 = 81,195.48 : x
  2. Step 2: Convert to fraction form
    160,083.32/240,116.27 = 81,195.48/x
  3. Step 3: Cross multiply
    160,083.32x = 240,116.27 × 81,195.48
  4. Step 4: Simplify right side
    160,083.32x = 19,496,355,392.48
  5. Step 5: Solve for x
    x = 19,496,355,392.48/160,083.32
  6. Step 6: Final answer
    x = 121,788.80

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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.