Home / 83,014.62-114,555.51-47,213.34

Finding the Fourth Proportional to 83,014.62, 114,555.51 and 47,213.34

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Solution

The fourth proportional to 83,014.62, 114,555.51 and 47,213.34 is: 65,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,014.62 : 114,555.51 = 47,213.34 : x
  2. Step 2: Convert to fraction form
    83,014.62/114,555.51 = 47,213.34/x
  3. Step 3: Cross multiply
    83,014.62x = 114,555.51 × 47,213.34
  4. Step 4: Simplify right side
    83,014.62x = 5,408,548,242.50
  5. Step 5: Solve for x
    x = 5,408,548,242.50/83,014.62
  6. Step 6: Final answer
    x = 65,151.76

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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.