Home / 37,737.91-52,079.56-20,742.76

Finding the Fourth Proportional to 37,737.91, 52,079.56 and 20,742.76

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Solution

The fourth proportional to 37,737.91, 52,079.56 and 20,742.76 is: 28,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,737.91 : 52,079.56 = 20,742.76 : x
  2. Step 2: Convert to fraction form
    37,737.91/52,079.56 = 20,742.76/x
  3. Step 3: Cross multiply
    37,737.91x = 52,079.56 × 20,742.76
  4. Step 4: Simplify right side
    37,737.91x = 1,080,273,827.23
  5. Step 5: Solve for x
    x = 1,080,273,827.23/37,737.91
  6. Step 6: Final answer
    x = 28,625.69

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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.