Home / 63,635.09-95,307.30-30,378.51

Finding the Fourth Proportional to 63,635.09, 95,307.30 and 30,378.51

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Solution

The fourth proportional to 63,635.09, 95,307.30 and 30,378.51 is: 45,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,635.09 : 95,307.30 = 30,378.51 : x
  2. Step 2: Convert to fraction form
    63,635.09/95,307.30 = 30,378.51/x
  3. Step 3: Cross multiply
    63,635.09x = 95,307.30 × 30,378.51
  4. Step 4: Simplify right side
    63,635.09x = 2,895,293,766.12
  5. Step 5: Solve for x
    x = 2,895,293,766.12/63,635.09
  6. Step 6: Final answer
    x = 45,498.39

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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.