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Finding the Fourth Proportional to 375,361.76, 563,073.41 and 109,122.01

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Solution

The fourth proportional to 375,361.76, 563,073.41 and 109,122.01 is: 163,691.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,361.76 : 563,073.41 = 109,122.01 : x
  2. Step 2: Convert to fraction form
    375,361.76/563,073.41 = 109,122.01/x
  3. Step 3: Cross multiply
    375,361.76x = 563,073.41 × 109,122.01
  4. Step 4: Simplify right side
    375,361.76x = 61,443,701,141.88
  5. Step 5: Solve for x
    x = 61,443,701,141.88/375,361.76
  6. Step 6: Final answer
    x = 163,691.96

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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.