Home / 82,643.22-114,048-44,917.47

Finding the Fourth Proportional to 82,643.22, 114,048 and 44,917.47

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Solution

The fourth proportional to 82,643.22, 114,048 and 44,917.47 is: 61,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,643.22 : 114,048 = 44,917.47 : x
  2. Step 2: Convert to fraction form
    82,643.22/114,048 = 44,917.47/x
  3. Step 3: Cross multiply
    82,643.22x = 114,048 × 44,917.47
  4. Step 4: Simplify right side
    82,643.22x = 5,122,747,618.56
  5. Step 5: Solve for x
    x = 5,122,747,618.56/82,643.22
  6. Step 6: Final answer
    x = 61,986.30

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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.