Home / 79,950.12-110,331.32-44,140.20

Finding the Fourth Proportional to 79,950.12, 110,331.32 and 44,140.20

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Solution

The fourth proportional to 79,950.12, 110,331.32 and 44,140.20 is: 60,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,950.12 : 110,331.32 = 44,140.20 : x
  2. Step 2: Convert to fraction form
    79,950.12/110,331.32 = 44,140.20/x
  3. Step 3: Cross multiply
    79,950.12x = 110,331.32 × 44,140.20
  4. Step 4: Simplify right side
    79,950.12x = 4,870,046,531.06
  5. Step 5: Solve for x
    x = 4,870,046,531.06/79,950.12
  6. Step 6: Final answer
    x = 60,913.56

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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.