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Finding the Fourth Proportional to 86,967.56, 130,500.54 and 37,042.44

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Solution

The fourth proportional to 86,967.56, 130,500.54 and 37,042.44 is: 55,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,967.56 : 130,500.54 = 37,042.44 : x
  2. Step 2: Convert to fraction form
    86,967.56/130,500.54 = 37,042.44/x
  3. Step 3: Cross multiply
    86,967.56x = 130,500.54 × 37,042.44
  4. Step 4: Simplify right side
    86,967.56x = 4,834,058,422.92
  5. Step 5: Solve for x
    x = 4,834,058,422.92/86,967.56
  6. Step 6: Final answer
    x = 55,584.62

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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.