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Finding the Fourth Proportional to 76,007.52, 114,036.24 and 36,559.44

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Solution

The fourth proportional to 76,007.52, 114,036.24 and 36,559.44 is: 54,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,007.52 : 114,036.24 = 36,559.44 : x
  2. Step 2: Convert to fraction form
    76,007.52/114,036.24 = 36,559.44/x
  3. Step 3: Cross multiply
    76,007.52x = 114,036.24 × 36,559.44
  4. Step 4: Simplify right side
    76,007.52x = 4,169,101,074.11
  5. Step 5: Solve for x
    x = 4,169,101,074.11/76,007.52
  6. Step 6: Final answer
    x = 54,851.17

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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.