Home / 80,453.11-111,025.48-44,643.22

Finding the Fourth Proportional to 80,453.11, 111,025.48 and 44,643.22

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Solution

The fourth proportional to 80,453.11, 111,025.48 and 44,643.22 is: 61,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,453.11 : 111,025.48 = 44,643.22 : x
  2. Step 2: Convert to fraction form
    80,453.11/111,025.48 = 44,643.22/x
  3. Step 3: Cross multiply
    80,453.11x = 111,025.48 × 44,643.22
  4. Step 4: Simplify right side
    80,453.11x = 4,956,534,929.25
  5. Step 5: Solve for x
    x = 4,956,534,929.25/80,453.11
  6. Step 6: Final answer
    x = 61,607.75

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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.