Home / 42,205.86-63,624.96-39,351.96

Finding the Fourth Proportional to 42,205.86, 63,624.96 and 39,351.96

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Solution

The fourth proportional to 42,205.86, 63,624.96 and 39,351.96 is: 59,322.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,205.86 : 63,624.96 = 39,351.96 : x
  2. Step 2: Convert to fraction form
    42,205.86/63,624.96 = 39,351.96/x
  3. Step 3: Cross multiply
    42,205.86x = 63,624.96 × 39,351.96
  4. Step 4: Simplify right side
    42,205.86x = 2,503,766,880.92
  5. Step 5: Solve for x
    x = 2,503,766,880.92/42,205.86
  6. Step 6: Final answer
    x = 59,322.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.