Home / 76,070.85-114,171.88-29,356.53

Finding the Fourth Proportional to 76,070.85, 114,171.88 and 29,356.53

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Solution

The fourth proportional to 76,070.85, 114,171.88 and 29,356.53 is: 44,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,070.85 : 114,171.88 = 29,356.53 : x
  2. Step 2: Convert to fraction form
    76,070.85/114,171.88 = 29,356.53/x
  3. Step 3: Cross multiply
    76,070.85x = 114,171.88 × 29,356.53
  4. Step 4: Simplify right side
    76,070.85x = 3,351,689,773.88
  5. Step 5: Solve for x
    x = 3,351,689,773.88/76,070.85
  6. Step 6: Final answer
    x = 44,060.11

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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.