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Finding the Fourth Proportional to 64,740.88, 97,063.80 and 27,299.44

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Solution

The fourth proportional to 64,740.88, 97,063.80 and 27,299.44 is: 40,929.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,740.88 : 97,063.80 = 27,299.44 : x
  2. Step 2: Convert to fraction form
    64,740.88/97,063.80 = 27,299.44/x
  3. Step 3: Cross multiply
    64,740.88x = 97,063.80 × 27,299.44
  4. Step 4: Simplify right side
    64,740.88x = 2,649,787,384.27
  5. Step 5: Solve for x
    x = 2,649,787,384.27/64,740.88
  6. Step 6: Final answer
    x = 40,929.12

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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.