Home / 40,834.99-61,246.90-11,248.57

Finding the Fourth Proportional to 40,834.99, 61,246.90 and 11,248.57

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Solution

The fourth proportional to 40,834.99, 61,246.90 and 11,248.57 is: 16,871.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,834.99 : 61,246.90 = 11,248.57 : x
  2. Step 2: Convert to fraction form
    40,834.99/61,246.90 = 11,248.57/x
  3. Step 3: Cross multiply
    40,834.99x = 61,246.90 × 11,248.57
  4. Step 4: Simplify right side
    40,834.99x = 688,940,041.93
  5. Step 5: Solve for x
    x = 688,940,041.93/40,834.99
  6. Step 6: Final answer
    x = 16,871.32

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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.