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Finding the Fourth Proportional to 114,695.50, 171,948.52 and 50,608.02

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Solution

The fourth proportional to 114,695.50, 171,948.52 and 50,608.02 is: 75,870.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,695.50 : 171,948.52 = 50,608.02 : x
  2. Step 2: Convert to fraction form
    114,695.50/171,948.52 = 50,608.02/x
  3. Step 3: Cross multiply
    114,695.50x = 171,948.52 × 50,608.02
  4. Step 4: Simplify right side
    114,695.50x = 8,701,974,139.13
  5. Step 5: Solve for x
    x = 8,701,974,139.13/114,695.50
  6. Step 6: Final answer
    x = 75,870.23

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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.