Home / 144,747.04-217,453.20-102,731.44

Finding the Fourth Proportional to 144,747.04, 217,453.20 and 102,731.44

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Solution

The fourth proportional to 144,747.04, 217,453.20 and 102,731.44 is: 154,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,747.04 : 217,453.20 = 102,731.44 : x
  2. Step 2: Convert to fraction form
    144,747.04/217,453.20 = 102,731.44/x
  3. Step 3: Cross multiply
    144,747.04x = 217,453.20 × 102,731.44
  4. Step 4: Simplify right side
    144,747.04x = 22,339,280,368.61
  5. Step 5: Solve for x
    x = 22,339,280,368.61/144,747.04
  6. Step 6: Final answer
    x = 154,333.24

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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.