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Finding the Fourth Proportional to 37,442.60, 56,163.90 and 9,740.60

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Solution

The fourth proportional to 37,442.60, 56,163.90 and 9,740.60 is: 14,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,442.60 : 56,163.90 = 9,740.60 : x
  2. Step 2: Convert to fraction form
    37,442.60/56,163.90 = 9,740.60/x
  3. Step 3: Cross multiply
    37,442.60x = 56,163.90 × 9,740.60
  4. Step 4: Simplify right side
    37,442.60x = 547,070,084.34
  5. Step 5: Solve for x
    x = 547,070,084.34/37,442.60
  6. Step 6: Final answer
    x = 14,610.90

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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.