Home / 70,115.16-96,760.56-38,284.32

Finding the Fourth Proportional to 70,115.16, 96,760.56 and 38,284.32

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Solution

The fourth proportional to 70,115.16, 96,760.56 and 38,284.32 is: 52,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,115.16 : 96,760.56 = 38,284.32 : x
  2. Step 2: Convert to fraction form
    70,115.16/96,760.56 = 38,284.32/x
  3. Step 3: Cross multiply
    70,115.16x = 96,760.56 × 38,284.32
  4. Step 4: Simplify right side
    70,115.16x = 3,704,412,242.42
  5. Step 5: Solve for x
    x = 3,704,412,242.42/70,115.16
  6. Step 6: Final answer
    x = 52,833.26

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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.