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Finding the Fourth Proportional to 131,293.55, 196,952.58 and 101,744.55

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Solution

The fourth proportional to 131,293.55, 196,952.58 and 101,744.55 is: 152,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,293.55 : 196,952.58 = 101,744.55 : x
  2. Step 2: Convert to fraction form
    131,293.55/196,952.58 = 101,744.55/x
  3. Step 3: Cross multiply
    131,293.55x = 196,952.58 × 101,744.55
  4. Step 4: Simplify right side
    131,293.55x = 20,038,851,623.44
  5. Step 5: Solve for x
    x = 20,038,851,623.44/131,293.55
  6. Step 6: Final answer
    x = 152,626.32

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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.