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Finding the Fourth Proportional to 163,593.54, 245,310.12 and 97,015.86

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Solution

The fourth proportional to 163,593.54, 245,310.12 and 97,015.86 is: 145,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,593.54 : 245,310.12 = 97,015.86 : x
  2. Step 2: Convert to fraction form
    163,593.54/245,310.12 = 97,015.86/x
  3. Step 3: Cross multiply
    163,593.54x = 245,310.12 × 97,015.86
  4. Step 4: Simplify right side
    163,593.54x = 23,798,972,258.50
  5. Step 5: Solve for x
    x = 23,798,972,258.50/163,593.54
  6. Step 6: Final answer
    x = 145,476.23

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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.