Home / 70,275.56-96,979.46-38,444.06

Finding the Fourth Proportional to 70,275.56, 96,979.46 and 38,444.06

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Solution

The fourth proportional to 70,275.56, 96,979.46 and 38,444.06 is: 53,052.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,275.56 : 96,979.46 = 38,444.06 : x
  2. Step 2: Convert to fraction form
    70,275.56/96,979.46 = 38,444.06/x
  3. Step 3: Cross multiply
    70,275.56x = 96,979.46 × 38,444.06
  4. Step 4: Simplify right side
    70,275.56x = 3,728,284,229.24
  5. Step 5: Solve for x
    x = 3,728,284,229.24/70,275.56
  6. Step 6: Final answer
    x = 53,052.36

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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.