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Finding the Fourth Proportional to 15,153.66, 22,737.39 and 6,835.86

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Solution

The fourth proportional to 15,153.66, 22,737.39 and 6,835.86 is: 10,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153.66 : 22,737.39 = 6,835.86 : x
  2. Step 2: Convert to fraction form
    15,153.66/22,737.39 = 6,835.86/x
  3. Step 3: Cross multiply
    15,153.66x = 22,737.39 × 6,835.86
  4. Step 4: Simplify right side
    15,153.66x = 155,429,614.81
  5. Step 5: Solve for x
    x = 155,429,614.81/15,153.66
  6. Step 6: Final answer
    x = 10,256.90

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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.