Home / 39,818.42-59,764.59-20,110.82

Finding the Fourth Proportional to 39,818.42, 59,764.59 and 20,110.82

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Solution

The fourth proportional to 39,818.42, 59,764.59 and 20,110.82 is: 30,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,818.42 : 59,764.59 = 20,110.82 : x
  2. Step 2: Convert to fraction form
    39,818.42/59,764.59 = 20,110.82/x
  3. Step 3: Cross multiply
    39,818.42x = 59,764.59 × 20,110.82
  4. Step 4: Simplify right side
    39,818.42x = 1,201,914,512.49
  5. Step 5: Solve for x
    x = 1,201,914,512.49/39,818.42
  6. Step 6: Final answer
    x = 30,184.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.