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Finding the Fourth Proportional to 109,877.44, 151,630.86 and 59,576.44

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Solution

The fourth proportional to 109,877.44, 151,630.86 and 59,576.44 is: 82,215.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,877.44 : 151,630.86 = 59,576.44 : x
  2. Step 2: Convert to fraction form
    109,877.44/151,630.86 = 59,576.44/x
  3. Step 3: Cross multiply
    109,877.44x = 151,630.86 × 59,576.44
  4. Step 4: Simplify right side
    109,877.44x = 9,033,626,832.94
  5. Step 5: Solve for x
    x = 9,033,626,832.94/109,877.44
  6. Step 6: Final answer
    x = 82,215.48

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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.