Home / 52,809.36-72,876.92-31,593.64

Finding the Fourth Proportional to 52,809.36, 72,876.92 and 31,593.64

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Solution

The fourth proportional to 52,809.36, 72,876.92 and 31,593.64 is: 43,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,809.36 : 72,876.92 = 31,593.64 : x
  2. Step 2: Convert to fraction form
    52,809.36/72,876.92 = 31,593.64/x
  3. Step 3: Cross multiply
    52,809.36x = 72,876.92 × 31,593.64
  4. Step 4: Simplify right side
    52,809.36x = 2,302,447,174.79
  5. Step 5: Solve for x
    x = 2,302,447,174.79/52,809.36
  6. Step 6: Final answer
    x = 43,599.23

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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.