Home / 65,164.75-89,927.45-36,869.83

Finding the Fourth Proportional to 65,164.75, 89,927.45 and 36,869.83

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Solution

The fourth proportional to 65,164.75, 89,927.45 and 36,869.83 is: 50,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,164.75 : 89,927.45 = 36,869.83 : x
  2. Step 2: Convert to fraction form
    65,164.75/89,927.45 = 36,869.83/x
  3. Step 3: Cross multiply
    65,164.75x = 89,927.45 × 36,869.83
  4. Step 4: Simplify right side
    65,164.75x = 3,315,609,793.83
  5. Step 5: Solve for x
    x = 3,315,609,793.83/65,164.75
  6. Step 6: Final answer
    x = 50,880.42

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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.