Home / 51,424.32-70,964.64-29,067.84

Finding the Fourth Proportional to 51,424.32, 70,964.64 and 29,067.84

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Solution

The fourth proportional to 51,424.32, 70,964.64 and 29,067.84 is: 40,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,424.32 : 70,964.64 = 29,067.84 : x
  2. Step 2: Convert to fraction form
    51,424.32/70,964.64 = 29,067.84/x
  3. Step 3: Cross multiply
    51,424.32x = 70,964.64 × 29,067.84
  4. Step 4: Simplify right side
    51,424.32x = 2,062,788,801.18
  5. Step 5: Solve for x
    x = 2,062,788,801.18/51,424.32
  6. Step 6: Final answer
    x = 40,113.10

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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.