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Finding the Fourth Proportional to 114,841.96, 172,297.91 and 58,721.49

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Solution

The fourth proportional to 114,841.96, 172,297.91 and 58,721.49 is: 88,100.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,841.96 : 172,297.91 = 58,721.49 : x
  2. Step 2: Convert to fraction form
    114,841.96/172,297.91 = 58,721.49/x
  3. Step 3: Cross multiply
    114,841.96x = 172,297.91 × 58,721.49
  4. Step 4: Simplify right side
    114,841.96x = 10,117,589,705.48
  5. Step 5: Solve for x
    x = 10,117,589,705.48/114,841.96
  6. Step 6: Final answer
    x = 88,100.12

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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.