Home / 51,965.62-71,695.56-31,801.48

Finding the Fourth Proportional to 51,965.62, 71,695.56 and 31,801.48

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Solution

The fourth proportional to 51,965.62, 71,695.56 and 31,801.48 is: 43,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,965.62 : 71,695.56 = 31,801.48 : x
  2. Step 2: Convert to fraction form
    51,965.62/71,695.56 = 31,801.48/x
  3. Step 3: Cross multiply
    51,965.62x = 71,695.56 × 31,801.48
  4. Step 4: Simplify right side
    51,965.62x = 2,280,024,917.43
  5. Step 5: Solve for x
    x = 2,280,024,917.43/51,965.62
  6. Step 6: Final answer
    x = 43,875.64

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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.