Home / 52,230.86-78,247.62-40,486.58

Finding the Fourth Proportional to 52,230.86, 78,247.62 and 40,486.58

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Solution

The fourth proportional to 52,230.86, 78,247.62 and 40,486.58 is: 60,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,230.86 : 78,247.62 = 40,486.58 : x
  2. Step 2: Convert to fraction form
    52,230.86/78,247.62 = 40,486.58/x
  3. Step 3: Cross multiply
    52,230.86x = 78,247.62 × 40,486.58
  4. Step 4: Simplify right side
    52,230.86x = 3,167,978,526.94
  5. Step 5: Solve for x
    x = 3,167,978,526.94/52,230.86
  6. Step 6: Final answer
    x = 60,653.39

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1.5x scale

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.