Home / 80,205.79-120,325.29-24,043.63

Finding the Fourth Proportional to 80,205.79, 120,325.29 and 24,043.63

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Solution

The fourth proportional to 80,205.79, 120,325.29 and 24,043.63 is: 36,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,205.79 : 120,325.29 = 24,043.63 : x
  2. Step 2: Convert to fraction form
    80,205.79/120,325.29 = 24,043.63/x
  3. Step 3: Cross multiply
    80,205.79x = 120,325.29 × 24,043.63
  4. Step 4: Simplify right side
    80,205.79x = 2,893,056,752.40
  5. Step 5: Solve for x
    x = 2,893,056,752.40/80,205.79
  6. Step 6: Final answer
    x = 36,070.42

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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.