Home / 36,173.78-49,970.13-27,289.70

Finding the Fourth Proportional to 36,173.78, 49,970.13 and 27,289.70

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Solution

The fourth proportional to 36,173.78, 49,970.13 and 27,289.70 is: 37,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,173.78 : 49,970.13 = 27,289.70 : x
  2. Step 2: Convert to fraction form
    36,173.78/49,970.13 = 27,289.70/x
  3. Step 3: Cross multiply
    36,173.78x = 49,970.13 × 27,289.70
  4. Step 4: Simplify right side
    36,173.78x = 1,363,669,856.66
  5. Step 5: Solve for x
    x = 1,363,669,856.66/36,173.78
  6. Step 6: Final answer
    x = 37,697.74

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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.