Home / 45,400.41-68,106.96-15,813.90

Finding the Fourth Proportional to 45,400.41, 68,106.96 and 15,813.90

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Solution

The fourth proportional to 45,400.41, 68,106.96 and 15,813.90 is: 23,723.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,400.41 : 68,106.96 = 15,813.90 : x
  2. Step 2: Convert to fraction form
    45,400.41/68,106.96 = 15,813.90/x
  3. Step 3: Cross multiply
    45,400.41x = 68,106.96 × 15,813.90
  4. Step 4: Simplify right side
    45,400.41x = 1,077,036,654.74
  5. Step 5: Solve for x
    x = 1,077,036,654.74/45,400.41
  6. Step 6: Final answer
    x = 23,723.06

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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.