Home / 73,539.64-110,212.54-29,142.18

Finding the Fourth Proportional to 73,539.64, 110,212.54 and 29,142.18

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Solution

The fourth proportional to 73,539.64, 110,212.54 and 29,142.18 is: 43,674.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,539.64 : 110,212.54 = 29,142.18 : x
  2. Step 2: Convert to fraction form
    73,539.64/110,212.54 = 29,142.18/x
  3. Step 3: Cross multiply
    73,539.64x = 110,212.54 × 29,142.18
  4. Step 4: Simplify right side
    73,539.64x = 3,211,833,678.94
  5. Step 5: Solve for x
    x = 3,211,833,678.94/73,539.64
  6. Step 6: Final answer
    x = 43,674.86

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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.