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Finding the Fourth Proportional to 71,261.03, 106,907.75 and 37,963.55

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Solution

The fourth proportional to 71,261.03, 106,907.75 and 37,963.55 is: 56,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,261.03 : 106,907.75 = 37,963.55 : x
  2. Step 2: Convert to fraction form
    71,261.03/106,907.75 = 37,963.55/x
  3. Step 3: Cross multiply
    71,261.03x = 106,907.75 × 37,963.55
  4. Step 4: Simplify right side
    71,261.03x = 4,058,597,522.69
  5. Step 5: Solve for x
    x = 4,058,597,522.69/71,261.03
  6. Step 6: Final answer
    x = 56,953.96

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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.