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Finding the Fourth Proportional to 40,609.32, 60,830.28 and 37,207.32

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Solution

The fourth proportional to 40,609.32, 60,830.28 and 37,207.32 is: 55,734.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,609.32 : 60,830.28 = 37,207.32 : x
  2. Step 2: Convert to fraction form
    40,609.32/60,830.28 = 37,207.32/x
  3. Step 3: Cross multiply
    40,609.32x = 60,830.28 × 37,207.32
  4. Step 4: Simplify right side
    40,609.32x = 2,263,331,693.65
  5. Step 5: Solve for x
    x = 2,263,331,693.65/40,609.32
  6. Step 6: Final answer
    x = 55,734.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.