Home / 49,320.48-68,074.96-30,446.80

Finding the Fourth Proportional to 49,320.48, 68,074.96 and 30,446.80

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Solution

The fourth proportional to 49,320.48, 68,074.96 and 30,446.80 is: 42,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,320.48 : 68,074.96 = 30,446.80 : x
  2. Step 2: Convert to fraction form
    49,320.48/68,074.96 = 30,446.80/x
  3. Step 3: Cross multiply
    49,320.48x = 68,074.96 × 30,446.80
  4. Step 4: Simplify right side
    49,320.48x = 2,072,664,692.13
  5. Step 5: Solve for x
    x = 2,072,664,692.13/49,320.48
  6. Step 6: Final answer
    x = 42,024.42

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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.