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Finding the Fourth Proportional to 123,571.60, 185,365.24 and 43,599.60

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Solution

The fourth proportional to 123,571.60, 185,365.24 and 43,599.60 is: 65,402.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,571.60 : 185,365.24 = 43,599.60 : x
  2. Step 2: Convert to fraction form
    123,571.60/185,365.24 = 43,599.60/x
  3. Step 3: Cross multiply
    123,571.60x = 185,365.24 × 43,599.60
  4. Step 4: Simplify right side
    123,571.60x = 8,081,850,317.90
  5. Step 5: Solve for x
    x = 8,081,850,317.90/123,571.60
  6. Step 6: Final answer
    x = 65,402.17

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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.