Home / 55,936.50-83,941.20-28,234.50

Finding the Fourth Proportional to 55,936.50, 83,941.20 and 28,234.50

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Solution

The fourth proportional to 55,936.50, 83,941.20 and 28,234.50 is: 42,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,936.50 : 83,941.20 = 28,234.50 : x
  2. Step 2: Convert to fraction form
    55,936.50/83,941.20 = 28,234.50/x
  3. Step 3: Cross multiply
    55,936.50x = 83,941.20 × 28,234.50
  4. Step 4: Simplify right side
    55,936.50x = 2,370,037,811.40
  5. Step 5: Solve for x
    x = 2,370,037,811.40/55,936.50
  6. Step 6: Final answer
    x = 42,370.15

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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.