Home / 43,598.01-65,401.56-15,520.65

Finding the Fourth Proportional to 43,598.01, 65,401.56 and 15,520.65

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Solution

The fourth proportional to 43,598.01, 65,401.56 and 15,520.65 is: 23,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,598.01 : 65,401.56 = 15,520.65 : x
  2. Step 2: Convert to fraction form
    43,598.01/65,401.56 = 15,520.65/x
  3. Step 3: Cross multiply
    43,598.01x = 65,401.56 × 15,520.65
  4. Step 4: Simplify right side
    43,598.01x = 1,015,074,722.21
  5. Step 5: Solve for x
    x = 1,015,074,722.21/43,598.01
  6. Step 6: Final answer
    x = 23,282.59

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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.