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Finding the Fourth Proportional to 114,372.66, 157,819.30 and 63,382.93

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Solution

The fourth proportional to 114,372.66, 157,819.30 and 63,382.93 is: 87,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,372.66 : 157,819.30 = 63,382.93 : x
  2. Step 2: Convert to fraction form
    114,372.66/157,819.30 = 63,382.93/x
  3. Step 3: Cross multiply
    114,372.66x = 157,819.30 × 63,382.93
  4. Step 4: Simplify right side
    114,372.66x = 10,003,049,644.55
  5. Step 5: Solve for x
    x = 10,003,049,644.55/114,372.66
  6. Step 6: Final answer
    x = 87,460.15

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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.