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Finding the Fourth Proportional to 163,404.96, 245,013.12 and 63,448.35

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Solution

The fourth proportional to 163,404.96, 245,013.12 and 63,448.35 is: 95,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,404.96 : 245,013.12 = 63,448.35 : x
  2. Step 2: Convert to fraction form
    163,404.96/245,013.12 = 63,448.35/x
  3. Step 3: Cross multiply
    163,404.96x = 245,013.12 × 63,448.35
  4. Step 4: Simplify right side
    163,404.96x = 15,545,677,273.55
  5. Step 5: Solve for x
    x = 15,545,677,273.55/163,404.96
  6. Step 6: Final answer
    x = 95,135.90

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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.