Home / 79,930.11-110,303.55-44,120.13

Finding the Fourth Proportional to 79,930.11, 110,303.55 and 44,120.13

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Solution

The fourth proportional to 79,930.11, 110,303.55 and 44,120.13 is: 60,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,930.11 : 110,303.55 = 44,120.13 : x
  2. Step 2: Convert to fraction form
    79,930.11/110,303.55 = 44,120.13/x
  3. Step 3: Cross multiply
    79,930.11x = 110,303.55 × 44,120.13
  4. Step 4: Simplify right side
    79,930.11x = 4,866,606,965.46
  5. Step 5: Solve for x
    x = 4,866,606,965.46/79,930.11
  6. Step 6: Final answer
    x = 60,885.78

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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.