Home / 37,177.28-51,303.12-20,180.86

Finding the Fourth Proportional to 37,177.28, 51,303.12 and 20,180.86

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Solution

The fourth proportional to 37,177.28, 51,303.12 and 20,180.86 is: 27,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,177.28 : 51,303.12 = 20,180.86 : x
  2. Step 2: Convert to fraction form
    37,177.28/51,303.12 = 20,180.86/x
  3. Step 3: Cross multiply
    37,177.28x = 51,303.12 × 20,180.86
  4. Step 4: Simplify right side
    37,177.28x = 1,035,341,280.44
  5. Step 5: Solve for x
    x = 1,035,341,280.44/37,177.28
  6. Step 6: Final answer
    x = 27,848.76

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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.