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Finding the Fourth Proportional to 44,971.74, 67,474.62 and 18,674.28

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Solution

The fourth proportional to 44,971.74, 67,474.62 and 18,674.28 is: 28,018.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,971.74 : 67,474.62 = 18,674.28 : x
  2. Step 2: Convert to fraction form
    44,971.74/67,474.62 = 18,674.28/x
  3. Step 3: Cross multiply
    44,971.74x = 67,474.62 × 18,674.28
  4. Step 4: Simplify right side
    44,971.74x = 1,260,039,946.77
  5. Step 5: Solve for x
    x = 1,260,039,946.77/44,971.74
  6. Step 6: Final answer
    x = 28,018.48

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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.