Home / 37,756.93-52,105.70-20,760.30

Finding the Fourth Proportional to 37,756.93, 52,105.70 and 20,760.30

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Solution

The fourth proportional to 37,756.93, 52,105.70 and 20,760.30 is: 28,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.93 : 52,105.70 = 20,760.30 : x
  2. Step 2: Convert to fraction form
    37,756.93/52,105.70 = 20,760.30/x
  3. Step 3: Cross multiply
    37,756.93x = 52,105.70 × 20,760.30
  4. Step 4: Simplify right side
    37,756.93x = 1,081,729,963.71
  5. Step 5: Solve for x
    x = 1,081,729,963.71/37,756.93
  6. Step 6: Final answer
    x = 28,649.84

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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.