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Finding the Fourth Proportional to 107,376.44, 160,943.13 and 54,674.60

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Solution

The fourth proportional to 107,376.44, 160,943.13 and 54,674.60 is: 81,950.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,376.44 : 160,943.13 = 54,674.60 : x
  2. Step 2: Convert to fraction form
    107,376.44/160,943.13 = 54,674.60/x
  3. Step 3: Cross multiply
    107,376.44x = 160,943.13 × 54,674.60
  4. Step 4: Simplify right side
    107,376.44x = 8,799,501,255.50
  5. Step 5: Solve for x
    x = 8,799,501,255.50/107,376.44
  6. Step 6: Final answer
    x = 81,950.02

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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.