Home / 37,730.92-52,066.15-20,734.80

Finding the Fourth Proportional to 37,730.92, 52,066.15 and 20,734.80

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Solution

The fourth proportional to 37,730.92, 52,066.15 and 20,734.80 is: 28,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,730.92 : 52,066.15 = 20,734.80 : x
  2. Step 2: Convert to fraction form
    37,730.92/52,066.15 = 20,734.80/x
  3. Step 3: Cross multiply
    37,730.92x = 52,066.15 × 20,734.80
  4. Step 4: Simplify right side
    37,730.92x = 1,079,581,120.63
  5. Step 5: Solve for x
    x = 1,079,581,120.63/37,730.92
  6. Step 6: Final answer
    x = 28,612.64

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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.