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Finding the Fourth Proportional to 144,053.62, 216,072.22 and 44,213.66

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Solution

The fourth proportional to 144,053.62, 216,072.22 and 44,213.66 is: 66,317.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,053.62 : 216,072.22 = 44,213.66 : x
  2. Step 2: Convert to fraction form
    144,053.62/216,072.22 = 44,213.66/x
  3. Step 3: Cross multiply
    144,053.62x = 216,072.22 × 44,213.66
  4. Step 4: Simplify right side
    144,053.62x = 9,553,343,670.53
  5. Step 5: Solve for x
    x = 9,553,343,670.53/144,053.62
  6. Step 6: Final answer
    x = 66,317.97

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1.5x scale

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.