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Finding the Fourth Proportional to 103,525.88, 155,325.27 and 50,972.27

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Solution

The fourth proportional to 103,525.88, 155,325.27 and 50,972.27 is: 76,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,525.88 : 155,325.27 = 50,972.27 : x
  2. Step 2: Convert to fraction form
    103,525.88/155,325.27 = 50,972.27/x
  3. Step 3: Cross multiply
    103,525.88x = 155,325.27 × 50,972.27
  4. Step 4: Simplify right side
    103,525.88x = 7,917,281,600.26
  5. Step 5: Solve for x
    x = 7,917,281,600.26/103,525.88
  6. Step 6: Final answer
    x = 76,476.35

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1.5x scale

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.