Home / 42,858.44-64,297.92-17,884.64

Finding the Fourth Proportional to 42,858.44, 64,297.92 and 17,884.64

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Solution

The fourth proportional to 42,858.44, 64,297.92 and 17,884.64 is: 26,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,858.44 : 64,297.92 = 17,884.64 : x
  2. Step 2: Convert to fraction form
    42,858.44/64,297.92 = 17,884.64/x
  3. Step 3: Cross multiply
    42,858.44x = 64,297.92 × 17,884.64
  4. Step 4: Simplify right side
    42,858.44x = 1,149,944,830.46
  5. Step 5: Solve for x
    x = 1,149,944,830.46/42,858.44
  6. Step 6: Final answer
    x = 26,831.24

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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.