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Finding the Fourth Proportional to 40,598.58, 60,812.82 and 25,799.88

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Solution

The fourth proportional to 40,598.58, 60,812.82 and 25,799.88 is: 38,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,598.58 : 60,812.82 = 25,799.88 : x
  2. Step 2: Convert to fraction form
    40,598.58/60,812.82 = 25,799.88/x
  3. Step 3: Cross multiply
    40,598.58x = 60,812.82 × 25,799.88
  4. Step 4: Simplify right side
    40,598.58x = 1,568,963,458.46
  5. Step 5: Solve for x
    x = 1,568,963,458.46/40,598.58
  6. Step 6: Final answer
    x = 38,645.77

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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.