Home / 39,185.73-58,778.66-9,603.66

Finding the Fourth Proportional to 39,185.73, 58,778.66 and 9,603.66

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Solution

The fourth proportional to 39,185.73, 58,778.66 and 9,603.66 is: 14,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.73 : 58,778.66 = 9,603.66 : x
  2. Step 2: Convert to fraction form
    39,185.73/58,778.66 = 9,603.66/x
  3. Step 3: Cross multiply
    39,185.73x = 58,778.66 × 9,603.66
  4. Step 4: Simplify right side
    39,185.73x = 564,490,265.90
  5. Step 5: Solve for x
    x = 564,490,265.90/39,185.73
  6. Step 6: Final answer
    x = 14,405.51

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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.