Home / 51,204.30-76,806.45-45,566.70

Finding the Fourth Proportional to 51,204.30, 76,806.45 and 45,566.70

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Solution

The fourth proportional to 51,204.30, 76,806.45 and 45,566.70 is: 68,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204.30 : 76,806.45 = 45,566.70 : x
  2. Step 2: Convert to fraction form
    51,204.30/76,806.45 = 45,566.70/x
  3. Step 3: Cross multiply
    51,204.30x = 76,806.45 × 45,566.70
  4. Step 4: Simplify right side
    51,204.30x = 3,499,816,465.22
  5. Step 5: Solve for x
    x = 3,499,816,465.22/51,204.30
  6. Step 6: Final answer
    x = 68,350.05

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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.