Home / 51,342.44-70,844.58-28,985.96

Finding the Fourth Proportional to 51,342.44, 70,844.58 and 28,985.96

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Solution

The fourth proportional to 51,342.44, 70,844.58 and 28,985.96 is: 39,996.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,342.44 : 70,844.58 = 28,985.96 : x
  2. Step 2: Convert to fraction form
    51,342.44/70,844.58 = 28,985.96/x
  3. Step 3: Cross multiply
    51,342.44x = 70,844.58 × 28,985.96
  4. Step 4: Simplify right side
    51,342.44x = 2,053,498,162.10
  5. Step 5: Solve for x
    x = 2,053,498,162.10/51,342.44
  6. Step 6: Final answer
    x = 39,996.12

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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.