Home / 127,524.90-191,279.91-48,647.10

Finding the Fourth Proportional to 127,524.90, 191,279.91 and 48,647.10

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Solution

The fourth proportional to 127,524.90, 191,279.91 and 48,647.10 is: 72,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,524.90 : 191,279.91 = 48,647.10 : x
  2. Step 2: Convert to fraction form
    127,524.90/191,279.91 = 48,647.10/x
  3. Step 3: Cross multiply
    127,524.90x = 191,279.91 × 48,647.10
  4. Step 4: Simplify right side
    127,524.90x = 9,305,212,909.76
  5. Step 5: Solve for x
    x = 9,305,212,909.76/127,524.90
  6. Step 6: Final answer
    x = 72,967.81

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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.