Home / 52,799.95-79,011.27-45,861.70

Finding the Fourth Proportional to 52,799.95, 79,011.27 and 45,861.70

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Solution

The fourth proportional to 52,799.95, 79,011.27 and 45,861.70 is: 68,628.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.95 : 79,011.27 = 45,861.70 : x
  2. Step 2: Convert to fraction form
    52,799.95/79,011.27 = 45,861.70/x
  3. Step 3: Cross multiply
    52,799.95x = 79,011.27 × 45,861.70
  4. Step 4: Simplify right side
    52,799.95x = 3,623,591,161.36
  5. Step 5: Solve for x
    x = 3,623,591,161.36/52,799.95
  6. Step 6: Final answer
    x = 68,628.69

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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.