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Finding the Fourth Proportional to 114,364.66, 157,819.76 and 64,063.66

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Solution

The fourth proportional to 114,364.66, 157,819.76 and 64,063.66 is: 88,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,364.66 : 157,819.76 = 64,063.66 : x
  2. Step 2: Convert to fraction form
    114,364.66/157,819.76 = 64,063.66/x
  3. Step 3: Cross multiply
    114,364.66x = 157,819.76 × 64,063.66
  4. Step 4: Simplify right side
    114,364.66x = 10,110,511,445.92
  5. Step 5: Solve for x
    x = 10,110,511,445.92/114,364.66
  6. Step 6: Final answer
    x = 88,405.91

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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.