Home / 70,032.80-96,645.96-38,202.36

Finding the Fourth Proportional to 70,032.80, 96,645.96 and 38,202.36

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Solution

The fourth proportional to 70,032.80, 96,645.96 and 38,202.36 is: 52,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,032.80 : 96,645.96 = 38,202.36 : x
  2. Step 2: Convert to fraction form
    70,032.80/96,645.96 = 38,202.36/x
  3. Step 3: Cross multiply
    70,032.80x = 96,645.96 × 38,202.36
  4. Step 4: Simplify right side
    70,032.80x = 3,692,103,565.45
  5. Step 5: Solve for x
    x = 3,692,103,565.45/70,032.80
  6. Step 6: Final answer
    x = 52,719.64

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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.