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Finding the Fourth Proportional to 37,347.60, 56,021.40 and 36,699.60

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Solution

The fourth proportional to 37,347.60, 56,021.40 and 36,699.60 is: 55,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,347.60 : 56,021.40 = 36,699.60 : x
  2. Step 2: Convert to fraction form
    37,347.60/56,021.40 = 36,699.60/x
  3. Step 3: Cross multiply
    37,347.60x = 56,021.40 × 36,699.60
  4. Step 4: Simplify right side
    37,347.60x = 2,055,962,971.44
  5. Step 5: Solve for x
    x = 2,055,962,971.44/37,347.60
  6. Step 6: Final answer
    x = 55,049.40

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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.