Home / 50,332.40-69,457.22-28,821.44

Finding the Fourth Proportional to 50,332.40, 69,457.22 and 28,821.44

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Solution

The fourth proportional to 50,332.40, 69,457.22 and 28,821.44 is: 39,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,332.40 : 69,457.22 = 28,821.44 : x
  2. Step 2: Convert to fraction form
    50,332.40/69,457.22 = 28,821.44/x
  3. Step 3: Cross multiply
    50,332.40x = 69,457.22 × 28,821.44
  4. Step 4: Simplify right side
    50,332.40x = 2,001,857,098.80
  5. Step 5: Solve for x
    x = 2,001,857,098.80/50,332.40
  6. Step 6: Final answer
    x = 39,772.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.