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Finding the Fourth Proportional to 123,466.60, 185,199.90 and 44,583.40

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Solution

The fourth proportional to 123,466.60, 185,199.90 and 44,583.40 is: 66,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,466.60 : 185,199.90 = 44,583.40 : x
  2. Step 2: Convert to fraction form
    123,466.60/185,199.90 = 44,583.40/x
  3. Step 3: Cross multiply
    123,466.60x = 185,199.90 × 44,583.40
  4. Step 4: Simplify right side
    123,466.60x = 8,256,841,221.66
  5. Step 5: Solve for x
    x = 8,256,841,221.66/123,466.60
  6. Step 6: Final answer
    x = 66,875.10

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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.