Home / 73,531.50-110,121.75-42,301.14

Finding the Fourth Proportional to 73,531.50, 110,121.75 and 42,301.14

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Solution

The fourth proportional to 73,531.50, 110,121.75 and 42,301.14 is: 63,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,531.50 : 110,121.75 = 42,301.14 : x
  2. Step 2: Convert to fraction form
    73,531.50/110,121.75 = 42,301.14/x
  3. Step 3: Cross multiply
    73,531.50x = 110,121.75 × 42,301.14
  4. Step 4: Simplify right side
    73,531.50x = 4,658,275,563.80
  5. Step 5: Solve for x
    x = 4,658,275,563.80/73,531.50
  6. Step 6: Final answer
    x = 63,350.75

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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.