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Finding the Fourth Proportional to 74,232, 111,345.84 and 27,483.84

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Solution

The fourth proportional to 74,232, 111,345.84 and 27,483.84 is: 41,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,232 : 111,345.84 = 27,483.84 : x
  2. Step 2: Convert to fraction form
    74,232/111,345.84 = 27,483.84/x
  3. Step 3: Cross multiply
    74,232x = 111,345.84 × 27,483.84
  4. Step 4: Simplify right side
    74,232x = 3,060,211,251.23
  5. Step 5: Solve for x
    x = 3,060,211,251.23/74,232
  6. Step 6: Final answer
    x = 41,224.96

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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.