Home / 74,452.50-102,832.20-49,258.26

Finding the Fourth Proportional to 74,452.50, 102,832.20 and 49,258.26

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Solution

The fourth proportional to 74,452.50, 102,832.20 and 49,258.26 is: 68,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,452.50 : 102,832.20 = 49,258.26 : x
  2. Step 2: Convert to fraction form
    74,452.50/102,832.20 = 49,258.26/x
  3. Step 3: Cross multiply
    74,452.50x = 102,832.20 × 49,258.26
  4. Step 4: Simplify right side
    74,452.50x = 5,065,335,243.97
  5. Step 5: Solve for x
    x = 5,065,335,243.97/74,452.50
  6. Step 6: Final answer
    x = 68,034.45

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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.