Home / 63,918.23-88,213.40-47,757.50

Finding the Fourth Proportional to 63,918.23, 88,213.40 and 47,757.50

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Solution

The fourth proportional to 63,918.23, 88,213.40 and 47,757.50 is: 65,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,918.23 : 88,213.40 = 47,757.50 : x
  2. Step 2: Convert to fraction form
    63,918.23/88,213.40 = 47,757.50/x
  3. Step 3: Cross multiply
    63,918.23x = 88,213.40 × 47,757.50
  4. Step 4: Simplify right side
    63,918.23x = 4,212,851,790.43
  5. Step 5: Solve for x
    x = 4,212,851,790.43/63,918.23
  6. Step 6: Final answer
    x = 65,910.02

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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.