Home / 71,180.75-106,835.52-37,928.90

Finding the Fourth Proportional to 71,180.75, 106,835.52 and 37,928.90

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Solution

The fourth proportional to 71,180.75, 106,835.52 and 37,928.90 is: 56,927.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,180.75 : 106,835.52 = 37,928.90 : x
  2. Step 2: Convert to fraction form
    71,180.75/106,835.52 = 37,928.90/x
  3. Step 3: Cross multiply
    71,180.75x = 106,835.52 × 37,928.90
  4. Step 4: Simplify right side
    71,180.75x = 4,052,153,754.53
  5. Step 5: Solve for x
    x = 4,052,153,754.53/71,180.75
  6. Step 6: Final answer
    x = 56,927.66

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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.