Home / 76,285.23-114,427.85-29,538.11

Finding the Fourth Proportional to 76,285.23, 114,427.85 and 29,538.11

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Solution

The fourth proportional to 76,285.23, 114,427.85 and 29,538.11 is: 44,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,285.23 : 114,427.85 = 29,538.11 : x
  2. Step 2: Convert to fraction form
    76,285.23/114,427.85 = 29,538.11/x
  3. Step 3: Cross multiply
    76,285.23x = 114,427.85 × 29,538.11
  4. Step 4: Simplify right side
    76,285.23x = 3,379,981,700.53
  5. Step 5: Solve for x
    x = 3,379,981,700.53/76,285.23
  6. Step 6: Final answer
    x = 44,307.16

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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.