Home / 70,261.00-96,958.96-38,429.21

Finding the Fourth Proportional to 70,261.00, 96,958.96 and 38,429.21

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Solution

The fourth proportional to 70,261.00, 96,958.96 and 38,429.21 is: 53,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,261.00 : 96,958.96 = 38,429.21 : x
  2. Step 2: Convert to fraction form
    70,261.00/96,958.96 = 38,429.21/x
  3. Step 3: Cross multiply
    70,261.00x = 96,958.96 × 38,429.21
  4. Step 4: Simplify right side
    70,261.00x = 3,726,056,381.55
  5. Step 5: Solve for x
    x = 3,726,056,381.55/70,261.00
  6. Step 6: Final answer
    x = 53,031.65

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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.