Home / 39,148.11-58,730.13-16,658.73

Finding the Fourth Proportional to 39,148.11, 58,730.13 and 16,658.73

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Solution

The fourth proportional to 39,148.11, 58,730.13 and 16,658.73 is: 24,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148.11 : 58,730.13 = 16,658.73 : x
  2. Step 2: Convert to fraction form
    39,148.11/58,730.13 = 16,658.73/x
  3. Step 3: Cross multiply
    39,148.11x = 58,730.13 × 16,658.73
  4. Step 4: Simplify right side
    39,148.11x = 978,369,378.53
  5. Step 5: Solve for x
    x = 978,369,378.53/39,148.11
  6. Step 6: Final answer
    x = 24,991.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.