Home / 49,524.99-74,299.50-28,478.49

Finding the Fourth Proportional to 49,524.99, 74,299.50 and 28,478.49

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Solution

The fourth proportional to 49,524.99, 74,299.50 and 28,478.49 is: 42,724.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,524.99 : 74,299.50 = 28,478.49 : x
  2. Step 2: Convert to fraction form
    49,524.99/74,299.50 = 28,478.49/x
  3. Step 3: Cross multiply
    49,524.99x = 74,299.50 × 28,478.49
  4. Step 4: Simplify right side
    49,524.99x = 2,115,937,567.76
  5. Step 5: Solve for x
    x = 2,115,937,567.76/49,524.99
  6. Step 6: Final answer
    x = 42,724.64

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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.