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Finding the Fourth Proportional to 72,550.24, 108,848.88 and 35,588.32

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Solution

The fourth proportional to 72,550.24, 108,848.88 and 35,588.32 is: 53,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,550.24 : 108,848.88 = 35,588.32 : x
  2. Step 2: Convert to fraction form
    72,550.24/108,848.88 = 35,588.32/x
  3. Step 3: Cross multiply
    72,550.24x = 108,848.88 × 35,588.32
  4. Step 4: Simplify right side
    72,550.24x = 3,873,748,773.08
  5. Step 5: Solve for x
    x = 3,873,748,773.08/72,550.24
  6. Step 6: Final answer
    x = 53,394.02

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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.