Home / 57,864.16-79,819.32-33,986.44

Finding the Fourth Proportional to 57,864.16, 79,819.32 and 33,986.44

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Solution

The fourth proportional to 57,864.16, 79,819.32 and 33,986.44 is: 46,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,864.16 : 79,819.32 = 33,986.44 : x
  2. Step 2: Convert to fraction form
    57,864.16/79,819.32 = 33,986.44/x
  3. Step 3: Cross multiply
    57,864.16x = 79,819.32 × 33,986.44
  4. Step 4: Simplify right side
    57,864.16x = 2,712,774,530.02
  5. Step 5: Solve for x
    x = 2,712,774,530.02/57,864.16
  6. Step 6: Final answer
    x = 46,881.78

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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.