Home / 80,453.36-111,025.82-44,643.47

Finding the Fourth Proportional to 80,453.36, 111,025.82 and 44,643.47

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Solution

The fourth proportional to 80,453.36, 111,025.82 and 44,643.47 is: 61,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,453.36 : 111,025.82 = 44,643.47 : x
  2. Step 2: Convert to fraction form
    80,453.36/111,025.82 = 44,643.47/x
  3. Step 3: Cross multiply
    80,453.36x = 111,025.82 × 44,643.47
  4. Step 4: Simplify right side
    80,453.36x = 4,956,577,420.87
  5. Step 5: Solve for x
    x = 4,956,577,420.87/80,453.36
  6. Step 6: Final answer
    x = 61,608.08

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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.