Home / 87,204.84-120,379.22-58,948.80

Finding the Fourth Proportional to 87,204.84, 120,379.22 and 58,948.80

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Solution

The fourth proportional to 87,204.84, 120,379.22 and 58,948.80 is: 81,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,204.84 : 120,379.22 = 58,948.80 : x
  2. Step 2: Convert to fraction form
    87,204.84/120,379.22 = 58,948.80/x
  3. Step 3: Cross multiply
    87,204.84x = 120,379.22 × 58,948.80
  4. Step 4: Simplify right side
    87,204.84x = 7,096,210,563.94
  5. Step 5: Solve for x
    x = 7,096,210,563.94/87,204.84
  6. Step 6: Final answer
    x = 81,374.04

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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.