Home / 66,085.34-91,273.41-43,525.17

Finding the Fourth Proportional to 66,085.34, 91,273.41 and 43,525.17

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Solution

The fourth proportional to 66,085.34, 91,273.41 and 43,525.17 is: 60,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,085.34 : 91,273.41 = 43,525.17 : x
  2. Step 2: Convert to fraction form
    66,085.34/91,273.41 = 43,525.17/x
  3. Step 3: Cross multiply
    66,085.34x = 91,273.41 × 43,525.17
  4. Step 4: Simplify right side
    66,085.34x = 3,972,690,686.73
  5. Step 5: Solve for x
    x = 3,972,690,686.73/66,085.34
  6. Step 6: Final answer
    x = 60,114.56

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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.