Home / 45,703.24-68,565.11-16,121.32

Finding the Fourth Proportional to 45,703.24, 68,565.11 and 16,121.32

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Solution

The fourth proportional to 45,703.24, 68,565.11 and 16,121.32 is: 24,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,703.24 : 68,565.11 = 16,121.32 : x
  2. Step 2: Convert to fraction form
    45,703.24/68,565.11 = 16,121.32/x
  3. Step 3: Cross multiply
    45,703.24x = 68,565.11 × 16,121.32
  4. Step 4: Simplify right side
    45,703.24x = 1,105,359,827.13
  5. Step 5: Solve for x
    x = 1,105,359,827.13/45,703.24
  6. Step 6: Final answer
    x = 24,185.59

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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.