Home / 45,534.42-68,309.85-20,586.22

Finding the Fourth Proportional to 45,534.42, 68,309.85 and 20,586.22

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Solution

The fourth proportional to 45,534.42, 68,309.85 and 20,586.22 is: 30,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,534.42 : 68,309.85 = 20,586.22 : x
  2. Step 2: Convert to fraction form
    45,534.42/68,309.85 = 20,586.22/x
  3. Step 3: Cross multiply
    45,534.42x = 68,309.85 × 20,586.22
  4. Step 4: Simplify right side
    45,534.42x = 1,406,241,506.69
  5. Step 5: Solve for x
    x = 1,406,241,506.69/45,534.42
  6. Step 6: Final answer
    x = 30,883.04

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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.