Home / 74,065.46-111,097.64-29,691.56

Finding the Fourth Proportional to 74,065.46, 111,097.64 and 29,691.56

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Solution

The fourth proportional to 74,065.46, 111,097.64 and 29,691.56 is: 44,537.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,065.46 : 111,097.64 = 29,691.56 : x
  2. Step 2: Convert to fraction form
    74,065.46/111,097.64 = 29,691.56/x
  3. Step 3: Cross multiply
    74,065.46x = 111,097.64 × 29,691.56
  4. Step 4: Simplify right side
    74,065.46x = 3,298,661,762.66
  5. Step 5: Solve for x
    x = 3,298,661,762.66/74,065.46
  6. Step 6: Final answer
    x = 44,537.12

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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.