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Finding the Fourth Proportional to 65,586.56, 90,509.04 and 37,292.25

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Solution

The fourth proportional to 65,586.56, 90,509.04 and 37,292.25 is: 51,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,586.56 : 90,509.04 = 37,292.25 : x
  2. Step 2: Convert to fraction form
    65,586.56/90,509.04 = 37,292.25/x
  3. Step 3: Cross multiply
    65,586.56x = 90,509.04 × 37,292.25
  4. Step 4: Simplify right side
    65,586.56x = 3,375,285,107.93
  5. Step 5: Solve for x
    x = 3,375,285,107.93/65,586.56
  6. Step 6: Final answer
    x = 51,463.06

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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.