Home / 40,530.24-60,769.04-16,831.28

Finding the Fourth Proportional to 40,530.24, 60,769.04 and 16,831.28

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Solution

The fourth proportional to 40,530.24, 60,769.04 and 16,831.28 is: 25,235.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,530.24 : 60,769.04 = 16,831.28 : x
  2. Step 2: Convert to fraction form
    40,530.24/60,769.04 = 16,831.28/x
  3. Step 3: Cross multiply
    40,530.24x = 60,769.04 × 16,831.28
  4. Step 4: Simplify right side
    40,530.24x = 1,022,820,727.57
  5. Step 5: Solve for x
    x = 1,022,820,727.57/40,530.24
  6. Step 6: Final answer
    x = 25,235.99

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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.