Home / 52,185.02-78,179.12-40,440.83

Finding the Fourth Proportional to 52,185.02, 78,179.12 and 40,440.83

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Solution

The fourth proportional to 52,185.02, 78,179.12 and 40,440.83 is: 60,584.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,185.02 : 78,179.12 = 40,440.83 : x
  2. Step 2: Convert to fraction form
    52,185.02/78,179.12 = 40,440.83/x
  3. Step 3: Cross multiply
    52,185.02x = 78,179.12 × 40,440.83
  4. Step 4: Simplify right side
    52,185.02x = 3,161,628,299.27
  5. Step 5: Solve for x
    x = 3,161,628,299.27/52,185.02
  6. Step 6: Final answer
    x = 60,584.98

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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.