Home / 70,168.36-96,833.73-38,339.23

Finding the Fourth Proportional to 70,168.36, 96,833.73 and 38,339.23

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Solution

The fourth proportional to 70,168.36, 96,833.73 and 38,339.23 is: 52,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168.36 : 96,833.73 = 38,339.23 : x
  2. Step 2: Convert to fraction form
    70,168.36/96,833.73 = 38,339.23/x
  3. Step 3: Cross multiply
    70,168.36x = 96,833.73 × 38,339.23
  4. Step 4: Simplify right side
    70,168.36x = 3,712,530,646.23
  5. Step 5: Solve for x
    x = 3,712,530,646.23/70,168.36
  6. Step 6: Final answer
    x = 52,908.90

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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.