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Finding the Fourth Proportional to 117,752.42, 162,502.62 and 67,461.14

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Solution

The fourth proportional to 117,752.42, 162,502.62 and 67,461.14 is: 93,098.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,752.42 : 162,502.62 = 67,461.14 : x
  2. Step 2: Convert to fraction form
    117,752.42/162,502.62 = 67,461.14/x
  3. Step 3: Cross multiply
    117,752.42x = 162,502.62 × 67,461.14
  4. Step 4: Simplify right side
    117,752.42x = 10,962,611,998.19
  5. Step 5: Solve for x
    x = 10,962,611,998.19/117,752.42
  6. Step 6: Final answer
    x = 93,098.83

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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.