Home / 40,907.92-61,354.68-10,922.53

Finding the Fourth Proportional to 40,907.92, 61,354.68 and 10,922.53

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Solution

The fourth proportional to 40,907.92, 61,354.68 and 10,922.53 is: 16,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907.92 : 61,354.68 = 10,922.53 : x
  2. Step 2: Convert to fraction form
    40,907.92/61,354.68 = 10,922.53/x
  3. Step 3: Cross multiply
    40,907.92x = 61,354.68 × 10,922.53
  4. Step 4: Simplify right side
    40,907.92x = 670,148,332.94
  5. Step 5: Solve for x
    x = 670,148,332.94/40,907.92
  6. Step 6: Final answer
    x = 16,381.87

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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.