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Finding the Fourth Proportional to 163,394.90, 244,910.10 and 63,521.90

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Solution

The fourth proportional to 163,394.90, 244,910.10 and 63,521.90 is: 95,212.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,394.90 : 244,910.10 = 63,521.90 : x
  2. Step 2: Convert to fraction form
    163,394.90/244,910.10 = 63,521.90/x
  3. Step 3: Cross multiply
    163,394.90x = 244,910.10 × 63,521.90
  4. Step 4: Simplify right side
    163,394.90x = 15,557,154,881.19
  5. Step 5: Solve for x
    x = 15,557,154,881.19/163,394.90
  6. Step 6: Final answer
    x = 95,212.00

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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.