Home / 37,179.96-51,307.20-20,183.40

Finding the Fourth Proportional to 37,179.96, 51,307.20 and 20,183.40

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Solution

The fourth proportional to 37,179.96, 51,307.20 and 20,183.40 is: 27,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179.96 : 51,307.20 = 20,183.40 : x
  2. Step 2: Convert to fraction form
    37,179.96/51,307.20 = 20,183.40/x
  3. Step 3: Cross multiply
    37,179.96x = 51,307.20 × 20,183.40
  4. Step 4: Simplify right side
    37,179.96x = 1,035,553,740.48
  5. Step 5: Solve for x
    x = 1,035,553,740.48/37,179.96
  6. Step 6: Final answer
    x = 27,852.47

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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.