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Finding the Fourth Proportional to 163,597.97, 245,400.03 and 51,275.70

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Solution

The fourth proportional to 163,597.97, 245,400.03 and 51,275.70 is: 76,914.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,597.97 : 245,400.03 = 51,275.70 : x
  2. Step 2: Convert to fraction form
    163,597.97/245,400.03 = 51,275.70/x
  3. Step 3: Cross multiply
    163,597.97x = 245,400.03 × 51,275.70
  4. Step 4: Simplify right side
    163,597.97x = 12,583,058,318.27
  5. Step 5: Solve for x
    x = 12,583,058,318.27/163,597.97
  6. Step 6: Final answer
    x = 76,914.51

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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.