Home / 80,033.34-120,063.05-37,381.43

Finding the Fourth Proportional to 80,033.34, 120,063.05 and 37,381.43

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Solution

The fourth proportional to 80,033.34, 120,063.05 and 37,381.43 is: 56,078.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,033.34 : 120,063.05 = 37,381.43 : x
  2. Step 2: Convert to fraction form
    80,033.34/120,063.05 = 37,381.43/x
  3. Step 3: Cross multiply
    80,033.34x = 120,063.05 × 37,381.43
  4. Step 4: Simplify right side
    80,033.34x = 4,488,128,892.77
  5. Step 5: Solve for x
    x = 4,488,128,892.77/80,033.34
  6. Step 6: Final answer
    x = 56,078.24

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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.