Home / 87,812.60-131,624.44-37,916.20

Finding the Fourth Proportional to 87,812.60, 131,624.44 and 37,916.20

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Solution

The fourth proportional to 87,812.60, 131,624.44 and 37,916.20 is: 56,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,812.60 : 131,624.44 = 37,916.20 : x
  2. Step 2: Convert to fraction form
    87,812.60/131,624.44 = 37,916.20/x
  3. Step 3: Cross multiply
    87,812.60x = 131,624.44 × 37,916.20
  4. Step 4: Simplify right side
    87,812.60x = 4,990,697,744.22
  5. Step 5: Solve for x
    x = 4,990,697,744.22/87,812.60
  6. Step 6: Final answer
    x = 56,833.50

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1.5x scale

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.