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Finding the Fourth Proportional to 124,296.60, 186,444.90 and 41,190.60

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Solution

The fourth proportional to 124,296.60, 186,444.90 and 41,190.60 is: 61,785.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,296.60 : 186,444.90 = 41,190.60 : x
  2. Step 2: Convert to fraction form
    124,296.60/186,444.90 = 41,190.60/x
  3. Step 3: Cross multiply
    124,296.60x = 186,444.90 × 41,190.60
  4. Step 4: Simplify right side
    124,296.60x = 7,679,777,297.94
  5. Step 5: Solve for x
    x = 7,679,777,297.94/124,296.60
  6. Step 6: Final answer
    x = 61,785.90

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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.