Home / 70,723.88-97,596.24-38,890.88

Finding the Fourth Proportional to 70,723.88, 97,596.24 and 38,890.88

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Solution

The fourth proportional to 70,723.88, 97,596.24 and 38,890.88 is: 53,667.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,723.88 : 97,596.24 = 38,890.88 : x
  2. Step 2: Convert to fraction form
    70,723.88/97,596.24 = 38,890.88/x
  3. Step 3: Cross multiply
    70,723.88x = 97,596.24 × 38,890.88
  4. Step 4: Simplify right side
    70,723.88x = 3,795,603,658.29
  5. Step 5: Solve for x
    x = 3,795,603,658.29/70,723.88
  6. Step 6: Final answer
    x = 53,667.92

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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.