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Finding the Fourth Proportional to 107,173.89, 160,792.11 and 47,995.74

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Solution

The fourth proportional to 107,173.89, 160,792.11 and 47,995.74 is: 72,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,173.89 : 160,792.11 = 47,995.74 : x
  2. Step 2: Convert to fraction form
    107,173.89/160,792.11 = 47,995.74/x
  3. Step 3: Cross multiply
    107,173.89x = 160,792.11 × 47,995.74
  4. Step 4: Simplify right side
    107,173.89x = 7,717,336,305.61
  5. Step 5: Solve for x
    x = 7,717,336,305.61/107,173.89
  6. Step 6: Final answer
    x = 72,007.62

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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.