Home / 51,211.11-76,816.66-16,153.50

Finding the Fourth Proportional to 51,211.11, 76,816.66 and 16,153.50

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Solution

The fourth proportional to 51,211.11, 76,816.66 and 16,153.50 is: 24,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,211.11 : 76,816.66 = 16,153.50 : x
  2. Step 2: Convert to fraction form
    51,211.11/76,816.66 = 16,153.50/x
  3. Step 3: Cross multiply
    51,211.11x = 76,816.66 × 16,153.50
  4. Step 4: Simplify right side
    51,211.11x = 1,240,857,917.31
  5. Step 5: Solve for x
    x = 1,240,857,917.31/51,211.11
  6. Step 6: Final answer
    x = 24,230.25

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Double scale
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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.