Home / 79,712.20-110,003.57-43,902.37

Finding the Fourth Proportional to 79,712.20, 110,003.57 and 43,902.37

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Solution

The fourth proportional to 79,712.20, 110,003.57 and 43,902.37 is: 60,585.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,712.20 : 110,003.57 = 43,902.37 : x
  2. Step 2: Convert to fraction form
    79,712.20/110,003.57 = 43,902.37/x
  3. Step 3: Cross multiply
    79,712.20x = 110,003.57 × 43,902.37
  4. Step 4: Simplify right side
    79,712.20x = 4,829,417,431.46
  5. Step 5: Solve for x
    x = 4,829,417,431.46/79,712.20
  6. Step 6: Final answer
    x = 60,585.67

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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.