Home / 52,216.86-78,226.65-40,472.58

Finding the Fourth Proportional to 52,216.86, 78,226.65 and 40,472.58

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Solution

The fourth proportional to 52,216.86, 78,226.65 and 40,472.58 is: 60,632.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,216.86 : 78,226.65 = 40,472.58 : x
  2. Step 2: Convert to fraction form
    52,216.86/78,226.65 = 40,472.58/x
  3. Step 3: Cross multiply
    52,216.86x = 78,226.65 × 40,472.58
  4. Step 4: Simplify right side
    52,216.86x = 3,166,034,350.26
  5. Step 5: Solve for x
    x = 3,166,034,350.26/52,216.86
  6. Step 6: Final answer
    x = 60,632.42

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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.