Home / 83,896.95-115,777.80-46,171.20

Finding the Fourth Proportional to 83,896.95, 115,777.80 and 46,171.20

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Solution

The fourth proportional to 83,896.95, 115,777.80 and 46,171.20 is: 63,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,896.95 : 115,777.80 = 46,171.20 : x
  2. Step 2: Convert to fraction form
    83,896.95/115,777.80 = 46,171.20/x
  3. Step 3: Cross multiply
    83,896.95x = 115,777.80 × 46,171.20
  4. Step 4: Simplify right side
    83,896.95x = 5,345,599,380.47
  5. Step 5: Solve for x
    x = 5,345,599,380.47/83,896.95
  6. Step 6: Final answer
    x = 63,716.26

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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.