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Finding the Fourth Proportional to 64,368.38, 88,833.83 and 36,079.53

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Solution

The fourth proportional to 64,368.38, 88,833.83 and 36,079.53 is: 49,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,368.38 : 88,833.83 = 36,079.53 : x
  2. Step 2: Convert to fraction form
    64,368.38/88,833.83 = 36,079.53/x
  3. Step 3: Cross multiply
    64,368.38x = 88,833.83 × 36,079.53
  4. Step 4: Simplify right side
    64,368.38x = 3,205,082,834.50
  5. Step 5: Solve for x
    x = 3,205,082,834.50/64,368.38
  6. Step 6: Final answer
    x = 49,792.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.