Home / 60,716.12-83,784.30-33,857.06

Finding the Fourth Proportional to 60,716.12, 83,784.30 and 33,857.06

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Solution

The fourth proportional to 60,716.12, 83,784.30 and 33,857.06 is: 46,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,716.12 : 83,784.30 = 33,857.06 : x
  2. Step 2: Convert to fraction form
    60,716.12/83,784.30 = 33,857.06/x
  3. Step 3: Cross multiply
    60,716.12x = 83,784.30 × 33,857.06
  4. Step 4: Simplify right side
    60,716.12x = 2,836,690,072.16
  5. Step 5: Solve for x
    x = 2,836,690,072.16/60,716.12
  6. Step 6: Final answer
    x = 46,720.54

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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.