Home / 74,843.97-103,284.18-40,852.32

Finding the Fourth Proportional to 74,843.97, 103,284.18 and 40,852.32

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Solution

The fourth proportional to 74,843.97, 103,284.18 and 40,852.32 is: 56,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,843.97 : 103,284.18 = 40,852.32 : x
  2. Step 2: Convert to fraction form
    74,843.97/103,284.18 = 40,852.32/x
  3. Step 3: Cross multiply
    74,843.97x = 103,284.18 × 40,852.32
  4. Step 4: Simplify right side
    74,843.97x = 4,219,398,372.30
  5. Step 5: Solve for x
    x = 4,219,398,372.30/74,843.97
  6. Step 6: Final answer
    x = 56,375.93

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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.