Home / 87,192.48-120,096.44-67,010.74

Finding the Fourth Proportional to 87,192.48, 120,096.44 and 67,010.74

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Solution

The fourth proportional to 87,192.48, 120,096.44 and 67,010.74 is: 92,298.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,192.48 : 120,096.44 = 67,010.74 : x
  2. Step 2: Convert to fraction form
    87,192.48/120,096.44 = 67,010.74/x
  3. Step 3: Cross multiply
    87,192.48x = 120,096.44 × 67,010.74
  4. Step 4: Simplify right side
    87,192.48x = 8,047,751,315.77
  5. Step 5: Solve for x
    x = 8,047,751,315.77/87,192.48
  6. Step 6: Final answer
    x = 92,298.69

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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.