Home / 116,245.25-160,377.14-75,982.22

Finding the Fourth Proportional to 116,245.25, 160,377.14 and 75,982.22

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Solution

The fourth proportional to 116,245.25, 160,377.14 and 75,982.22 is: 104,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,245.25 : 160,377.14 = 75,982.22 : x
  2. Step 2: Convert to fraction form
    116,245.25/160,377.14 = 75,982.22/x
  3. Step 3: Cross multiply
    116,245.25x = 160,377.14 × 75,982.22
  4. Step 4: Simplify right side
    116,245.25x = 12,185,810,142.61
  5. Step 5: Solve for x
    x = 12,185,810,142.61/116,245.25
  6. Step 6: Final answer
    x = 104,828.46

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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.