Home / 80,370.30-120,554.85-24,210.18

Finding the Fourth Proportional to 80,370.30, 120,554.85 and 24,210.18

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Solution

The fourth proportional to 80,370.30, 120,554.85 and 24,210.18 is: 36,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,370.30 : 120,554.85 = 24,210.18 : x
  2. Step 2: Convert to fraction form
    80,370.30/120,554.85 = 24,210.18/x
  3. Step 3: Cross multiply
    80,370.30x = 120,554.85 × 24,210.18
  4. Step 4: Simplify right side
    80,370.30x = 2,918,654,618.37
  5. Step 5: Solve for x
    x = 2,918,654,618.37/80,370.30
  6. Step 6: Final answer
    x = 36,315.09

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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.