Home / 37,737.54-52,078.68-20,742.66

Finding the Fourth Proportional to 37,737.54, 52,078.68 and 20,742.66

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Solution

The fourth proportional to 37,737.54, 52,078.68 and 20,742.66 is: 28,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,737.54 : 52,078.68 = 20,742.66 : x
  2. Step 2: Convert to fraction form
    37,737.54/52,078.68 = 20,742.66/x
  3. Step 3: Cross multiply
    37,737.54x = 52,078.68 × 20,742.66
  4. Step 4: Simplify right side
    37,737.54x = 1,080,250,352.49
  5. Step 5: Solve for x
    x = 1,080,250,352.49/37,737.54
  6. Step 6: Final answer
    x = 28,625.35

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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.