Home / 81,192.22-112,040.74-44,891.57

Finding the Fourth Proportional to 81,192.22, 112,040.74 and 44,891.57

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Solution

The fourth proportional to 81,192.22, 112,040.74 and 44,891.57 is: 61,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,192.22 : 112,040.74 = 44,891.57 : x
  2. Step 2: Convert to fraction form
    81,192.22/112,040.74 = 44,891.57/x
  3. Step 3: Cross multiply
    81,192.22x = 112,040.74 × 44,891.57
  4. Step 4: Simplify right side
    81,192.22x = 5,029,684,050.13
  5. Step 5: Solve for x
    x = 5,029,684,050.13/81,192.22
  6. Step 6: Final answer
    x = 61,947.86

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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.