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Finding the Fourth Proportional to 61,809.93, 92,485.25 and 36,863.55

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Solution

The fourth proportional to 61,809.93, 92,485.25 and 36,863.55 is: 55,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,809.93 : 92,485.25 = 36,863.55 : x
  2. Step 2: Convert to fraction form
    61,809.93/92,485.25 = 36,863.55/x
  3. Step 3: Cross multiply
    61,809.93x = 92,485.25 × 36,863.55
  4. Step 4: Simplify right side
    61,809.93x = 3,409,334,453.32
  5. Step 5: Solve for x
    x = 3,409,334,453.32/61,809.93
  6. Step 6: Final answer
    x = 55,158.36

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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.