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Finding the Fourth Proportional to 114,675, 158,252.04 and 64,374

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Solution

The fourth proportional to 114,675, 158,252.04 and 64,374 is: 88,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,675 : 158,252.04 = 64,374 : x
  2. Step 2: Convert to fraction form
    114,675/158,252.04 = 64,374/x
  3. Step 3: Cross multiply
    114,675x = 158,252.04 × 64,374
  4. Step 4: Simplify right side
    114,675x = 10,187,316,822.96
  5. Step 5: Solve for x
    x = 10,187,316,822.96/114,675
  6. Step 6: Final answer
    x = 88,836.42

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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.