Home / 65,184.09-89,951.76-36,889.17

Finding the Fourth Proportional to 65,184.09, 89,951.76 and 36,889.17

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Solution

The fourth proportional to 65,184.09, 89,951.76 and 36,889.17 is: 50,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,184.09 : 89,951.76 = 36,889.17 : x
  2. Step 2: Convert to fraction form
    65,184.09/89,951.76 = 36,889.17/x
  3. Step 3: Cross multiply
    65,184.09x = 89,951.76 × 36,889.17
  4. Step 4: Simplify right side
    65,184.09x = 3,318,245,766.44
  5. Step 5: Solve for x
    x = 3,318,245,766.44/65,184.09
  6. Step 6: Final answer
    x = 50,905.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.