Home / 42,001.26-63,003.10-10,836.50

Finding the Fourth Proportional to 42,001.26, 63,003.10 and 10,836.50

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Solution

The fourth proportional to 42,001.26, 63,003.10 and 10,836.50 is: 16,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,001.26 : 63,003.10 = 10,836.50 : x
  2. Step 2: Convert to fraction form
    42,001.26/63,003.10 = 10,836.50/x
  3. Step 3: Cross multiply
    42,001.26x = 63,003.10 × 10,836.50
  4. Step 4: Simplify right side
    42,001.26x = 682,733,093.15
  5. Step 5: Solve for x
    x = 682,733,093.15/42,001.26
  6. Step 6: Final answer
    x = 16,255.06

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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.