Home / 70,036.31-96,650.11-38,205.34

Finding the Fourth Proportional to 70,036.31, 96,650.11 and 38,205.34

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Solution

The fourth proportional to 70,036.31, 96,650.11 and 38,205.34 is: 52,723.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.31 : 96,650.11 = 38,205.34 : x
  2. Step 2: Convert to fraction form
    70,036.31/96,650.11 = 38,205.34/x
  3. Step 3: Cross multiply
    70,036.31x = 96,650.11 × 38,205.34
  4. Step 4: Simplify right side
    70,036.31x = 3,692,550,119.72
  5. Step 5: Solve for x
    x = 3,692,550,119.72/70,036.31
  6. Step 6: Final answer
    x = 52,723.37

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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.