Home / 41,107.68-61,603.20-30,039.84

Finding the Fourth Proportional to 41,107.68, 61,603.20 and 30,039.84

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Solution

The fourth proportional to 41,107.68, 61,603.20 and 30,039.84 is: 45,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,107.68 : 61,603.20 = 30,039.84 : x
  2. Step 2: Convert to fraction form
    41,107.68/61,603.20 = 30,039.84/x
  3. Step 3: Cross multiply
    41,107.68x = 61,603.20 × 30,039.84
  4. Step 4: Simplify right side
    41,107.68x = 1,850,550,271.49
  5. Step 5: Solve for x
    x = 1,850,550,271.49/41,107.68
  6. Step 6: Final answer
    x = 45,017.14

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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.