Home / 49,008.78-67,600.26-28,848.69

Finding the Fourth Proportional to 49,008.78, 67,600.26 and 28,848.69

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Solution

The fourth proportional to 49,008.78, 67,600.26 and 28,848.69 is: 39,792.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,008.78 : 67,600.26 = 28,848.69 : x
  2. Step 2: Convert to fraction form
    49,008.78/67,600.26 = 28,848.69/x
  3. Step 3: Cross multiply
    49,008.78x = 67,600.26 × 28,848.69
  4. Step 4: Simplify right side
    49,008.78x = 1,950,178,944.66
  5. Step 5: Solve for x
    x = 1,950,178,944.66/49,008.78
  6. Step 6: Final answer
    x = 39,792.44

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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.