Home / 68,816.56-94,967.94-38,608.60

Finding the Fourth Proportional to 68,816.56, 94,967.94 and 38,608.60

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Solution

The fourth proportional to 68,816.56, 94,967.94 and 38,608.60 is: 53,280.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,816.56 : 94,967.94 = 38,608.60 : x
  2. Step 2: Convert to fraction form
    68,816.56/94,967.94 = 38,608.60/x
  3. Step 3: Cross multiply
    68,816.56x = 94,967.94 × 38,608.60
  4. Step 4: Simplify right side
    68,816.56x = 3,666,579,208.28
  5. Step 5: Solve for x
    x = 3,666,579,208.28/68,816.56
  6. Step 6: Final answer
    x = 53,280.48

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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.