Home / 39,205.90-58,710.30-30,446.92

Finding the Fourth Proportional to 39,205.90, 58,710.30 and 30,446.92

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Solution

The fourth proportional to 39,205.90, 58,710.30 and 30,446.92 is: 45,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,205.90 : 58,710.30 = 30,446.92 : x
  2. Step 2: Convert to fraction form
    39,205.90/58,710.30 = 30,446.92/x
  3. Step 3: Cross multiply
    39,205.90x = 58,710.30 × 30,446.92
  4. Step 4: Simplify right side
    39,205.90x = 1,787,547,807.28
  5. Step 5: Solve for x
    x = 1,787,547,807.28/39,205.90
  6. Step 6: Final answer
    x = 45,593.85

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