Home / 80,295.18-120,442.77-33,522.54

Finding the Fourth Proportional to 80,295.18, 120,442.77 and 33,522.54

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Solution

The fourth proportional to 80,295.18, 120,442.77 and 33,522.54 is: 50,283.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,295.18 : 120,442.77 = 33,522.54 : x
  2. Step 2: Convert to fraction form
    80,295.18/120,442.77 = 33,522.54/x
  3. Step 3: Cross multiply
    80,295.18x = 120,442.77 × 33,522.54
  4. Step 4: Simplify right side
    80,295.18x = 4,037,547,575.04
  5. Step 5: Solve for x
    x = 4,037,547,575.04/80,295.18
  6. Step 6: Final answer
    x = 50,283.81

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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.