Home / 71,774.93-107,583.10-29,631.77

Finding the Fourth Proportional to 71,774.93, 107,583.10 and 29,631.77

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Solution

The fourth proportional to 71,774.93, 107,583.10 and 29,631.77 is: 44,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,774.93 : 107,583.10 = 29,631.77 : x
  2. Step 2: Convert to fraction form
    71,774.93/107,583.10 = 29,631.77/x
  3. Step 3: Cross multiply
    71,774.93x = 107,583.10 × 29,631.77
  4. Step 4: Simplify right side
    71,774.93x = 3,187,878,238.36
  5. Step 5: Solve for x
    x = 3,187,878,238.36/71,774.93
  6. Step 6: Final answer
    x = 44,414.93

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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.