Home / 37,756.50-52,102.91-20,760.77

Finding the Fourth Proportional to 37,756.50, 52,102.91 and 20,760.77

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Solution

The fourth proportional to 37,756.50, 52,102.91 and 20,760.77 is: 28,649.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.50 : 52,102.91 = 20,760.77 : x
  2. Step 2: Convert to fraction form
    37,756.50/52,102.91 = 20,760.77/x
  3. Step 3: Cross multiply
    37,756.50x = 52,102.91 × 20,760.77
  4. Step 4: Simplify right side
    37,756.50x = 1,081,696,713.00
  5. Step 5: Solve for x
    x = 1,081,696,713.00/37,756.50
  6. Step 6: Final answer
    x = 28,649.29

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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.