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Finding the Fourth Proportional to 76,622.99, 114,934.47 and 24,036.57

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Solution

The fourth proportional to 76,622.99, 114,934.47 and 24,036.57 is: 36,054.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,622.99 : 114,934.47 = 24,036.57 : x
  2. Step 2: Convert to fraction form
    76,622.99/114,934.47 = 24,036.57/x
  3. Step 3: Cross multiply
    76,622.99x = 114,934.47 × 24,036.57
  4. Step 4: Simplify right side
    76,622.99x = 2,762,630,433.57
  5. Step 5: Solve for x
    x = 2,762,630,433.57/76,622.99
  6. Step 6: Final answer
    x = 36,054.85

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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.