Home / 160,213.05-240,316.92-65,422.38

Finding the Fourth Proportional to 160,213.05, 240,316.92 and 65,422.38

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Solution

The fourth proportional to 160,213.05, 240,316.92 and 65,422.38 is: 98,132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,213.05 : 240,316.92 = 65,422.38 : x
  2. Step 2: Convert to fraction form
    160,213.05/240,316.92 = 65,422.38/x
  3. Step 3: Cross multiply
    160,213.05x = 240,316.92 × 65,422.38
  4. Step 4: Simplify right side
    160,213.05x = 15,722,104,860.67
  5. Step 5: Solve for x
    x = 15,722,104,860.67/160,213.05
  6. Step 6: Final answer
    x = 98,132.49

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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.