Home / 44,818.99-67,212.78-13,220.65

Finding the Fourth Proportional to 44,818.99, 67,212.78 and 13,220.65

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Solution

The fourth proportional to 44,818.99, 67,212.78 and 13,220.65 is: 19,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,818.99 : 67,212.78 = 13,220.65 : x
  2. Step 2: Convert to fraction form
    44,818.99/67,212.78 = 13,220.65/x
  3. Step 3: Cross multiply
    44,818.99x = 67,212.78 × 13,220.65
  4. Step 4: Simplify right side
    44,818.99x = 888,596,639.91
  5. Step 5: Solve for x
    x = 888,596,639.91/44,818.99
  6. Step 6: Final answer
    x = 19,826.34

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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.