Home / 37,660.01-51,970.77-20,664.35

Finding the Fourth Proportional to 37,660.01, 51,970.77 and 20,664.35

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Solution

The fourth proportional to 37,660.01, 51,970.77 and 20,664.35 is: 28,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,660.01 : 51,970.77 = 20,664.35 : x
  2. Step 2: Convert to fraction form
    37,660.01/51,970.77 = 20,664.35/x
  3. Step 3: Cross multiply
    37,660.01x = 51,970.77 × 20,664.35
  4. Step 4: Simplify right side
    37,660.01x = 1,073,941,921.20
  5. Step 5: Solve for x
    x = 1,073,941,921.20/37,660.01
  6. Step 6: Final answer
    x = 28,516.78

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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.