Home / 47,635.46-65,766.66-30,669.11

Finding the Fourth Proportional to 47,635.46, 65,766.66 and 30,669.11

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Solution

The fourth proportional to 47,635.46, 65,766.66 and 30,669.11 is: 42,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,635.46 : 65,766.66 = 30,669.11 : x
  2. Step 2: Convert to fraction form
    47,635.46/65,766.66 = 30,669.11/x
  3. Step 3: Cross multiply
    47,635.46x = 65,766.66 × 30,669.11
  4. Step 4: Simplify right side
    47,635.46x = 2,017,004,929.87
  5. Step 5: Solve for x
    x = 2,017,004,929.87/47,635.46
  6. Step 6: Final answer
    x = 42,342.51

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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.