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Finding the Fourth Proportional to 107,052.72, 147,734.02 and 59,307

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Solution

The fourth proportional to 107,052.72, 147,734.02 and 59,307 is: 81,844.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,052.72 : 147,734.02 = 59,307 : x
  2. Step 2: Convert to fraction form
    107,052.72/147,734.02 = 59,307/x
  3. Step 3: Cross multiply
    107,052.72x = 147,734.02 × 59,307
  4. Step 4: Simplify right side
    107,052.72x = 8,761,661,524.14
  5. Step 5: Solve for x
    x = 8,761,661,524.14/107,052.72
  6. Step 6: Final answer
    x = 81,844.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.