Home / 50,338.16-75,505.49-12,898.54

Finding the Fourth Proportional to 50,338.16, 75,505.49 and 12,898.54

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Solution

The fourth proportional to 50,338.16, 75,505.49 and 12,898.54 is: 19,347.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,338.16 : 75,505.49 = 12,898.54 : x
  2. Step 2: Convert to fraction form
    50,338.16/75,505.49 = 12,898.54/x
  3. Step 3: Cross multiply
    50,338.16x = 75,505.49 × 12,898.54
  4. Step 4: Simplify right side
    50,338.16x = 973,910,582.98
  5. Step 5: Solve for x
    x = 973,910,582.98/50,338.16
  6. Step 6: Final answer
    x = 19,347.36

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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.