Home / 63,820.86-95,715.45-19,436.10

Finding the Fourth Proportional to 63,820.86, 95,715.45 and 19,436.10

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Solution

The fourth proportional to 63,820.86, 95,715.45 and 19,436.10 is: 29,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,820.86 : 95,715.45 = 19,436.10 : x
  2. Step 2: Convert to fraction form
    63,820.86/95,715.45 = 19,436.10/x
  3. Step 3: Cross multiply
    63,820.86x = 95,715.45 × 19,436.10
  4. Step 4: Simplify right side
    63,820.86x = 1,860,335,057.75
  5. Step 5: Solve for x
    x = 1,860,335,057.75/63,820.86
  6. Step 6: Final answer
    x = 29,149.33

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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.