Home / 74,166.47-111,204.84-29,133.92

Finding the Fourth Proportional to 74,166.47, 111,204.84 and 29,133.92

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Solution

The fourth proportional to 74,166.47, 111,204.84 and 29,133.92 is: 43,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,166.47 : 111,204.84 = 29,133.92 : x
  2. Step 2: Convert to fraction form
    74,166.47/111,204.84 = 29,133.92/x
  3. Step 3: Cross multiply
    74,166.47x = 111,204.84 × 29,133.92
  4. Step 4: Simplify right side
    74,166.47x = 3,239,832,912.17
  5. Step 5: Solve for x
    x = 3,239,832,912.17/74,166.47
  6. Step 6: Final answer
    x = 43,683.26

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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.