Home / 52,184.52-78,178.37-40,440.33

Finding the Fourth Proportional to 52,184.52, 78,178.37 and 40,440.33

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Solution

The fourth proportional to 52,184.52, 78,178.37 and 40,440.33 is: 60,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,184.52 : 78,178.37 = 40,440.33 : x
  2. Step 2: Convert to fraction form
    52,184.52/78,178.37 = 40,440.33/x
  3. Step 3: Cross multiply
    52,184.52x = 78,178.37 × 40,440.33
  4. Step 4: Simplify right side
    52,184.52x = 3,161,558,879.46
  5. Step 5: Solve for x
    x = 3,161,558,879.46/52,184.52
  6. Step 6: Final answer
    x = 60,584.23

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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.