Home / 68,955.28-95,152.44-38,738.23

Finding the Fourth Proportional to 68,955.28, 95,152.44 and 38,738.23

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Solution

The fourth proportional to 68,955.28, 95,152.44 and 38,738.23 is: 53,455.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,955.28 : 95,152.44 = 38,738.23 : x
  2. Step 2: Convert to fraction form
    68,955.28/95,152.44 = 38,738.23/x
  3. Step 3: Cross multiply
    68,955.28x = 95,152.44 × 38,738.23
  4. Step 4: Simplify right side
    68,955.28x = 3,686,036,630.02
  5. Step 5: Solve for x
    x = 3,686,036,630.02/68,955.28
  6. Step 6: Final answer
    x = 53,455.47

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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.