Home / 65,018.15-97,540.43-36,951.65

Finding the Fourth Proportional to 65,018.15, 97,540.43 and 36,951.65

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Solution

The fourth proportional to 65,018.15, 97,540.43 and 36,951.65 is: 55,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,018.15 : 97,540.43 = 36,951.65 : x
  2. Step 2: Convert to fraction form
    65,018.15/97,540.43 = 36,951.65/x
  3. Step 3: Cross multiply
    65,018.15x = 97,540.43 × 36,951.65
  4. Step 4: Simplify right side
    65,018.15x = 3,604,279,157.75
  5. Step 5: Solve for x
    x = 3,604,279,157.75/65,018.15
  6. Step 6: Final answer
    x = 55,434.97

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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.