Home / 40,003.15-60,004.51-16,310.61

Finding the Fourth Proportional to 40,003.15, 60,004.51 and 16,310.61

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Solution

The fourth proportional to 40,003.15, 60,004.51 and 16,310.61 is: 24,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.15 : 60,004.51 = 16,310.61 : x
  2. Step 2: Convert to fraction form
    40,003.15/60,004.51 = 16,310.61/x
  3. Step 3: Cross multiply
    40,003.15x = 60,004.51 × 16,310.61
  4. Step 4: Simplify right side
    40,003.15x = 978,710,043.06
  5. Step 5: Solve for x
    x = 978,710,043.06/40,003.15
  6. Step 6: Final answer
    x = 24,465.82

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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.