Home / 74,841.26-103,280.94-51,009.56

Finding the Fourth Proportional to 74,841.26, 103,280.94 and 51,009.56

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Solution

The fourth proportional to 74,841.26, 103,280.94 and 51,009.56 is: 70,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,841.26 : 103,280.94 = 51,009.56 : x
  2. Step 2: Convert to fraction form
    74,841.26/103,280.94 = 51,009.56/x
  3. Step 3: Cross multiply
    74,841.26x = 103,280.94 × 51,009.56
  4. Step 4: Simplify right side
    74,841.26x = 5,268,315,757.64
  5. Step 5: Solve for x
    x = 5,268,315,757.64/74,841.26
  6. Step 6: Final answer
    x = 70,393.20

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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.