Home / 36,129.28-49,875.46-27,180.20

Finding the Fourth Proportional to 36,129.28, 49,875.46 and 27,180.20

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Solution

The fourth proportional to 36,129.28, 49,875.46 and 27,180.20 is: 37,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,129.28 : 49,875.46 = 27,180.20 : x
  2. Step 2: Convert to fraction form
    36,129.28/49,875.46 = 27,180.20/x
  3. Step 3: Cross multiply
    36,129.28x = 49,875.46 × 27,180.20
  4. Step 4: Simplify right side
    36,129.28x = 1,355,624,977.89
  5. Step 5: Solve for x
    x = 1,355,624,977.89/36,129.28
  6. Step 6: Final answer
    x = 37,521.51

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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.