Home / 69,201.55-95,505.18-42,361.80

Finding the Fourth Proportional to 69,201.55, 95,505.18 and 42,361.80

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Solution

The fourth proportional to 69,201.55, 95,505.18 and 42,361.80 is: 58,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,201.55 : 95,505.18 = 42,361.80 : x
  2. Step 2: Convert to fraction form
    69,201.55/95,505.18 = 42,361.80/x
  3. Step 3: Cross multiply
    69,201.55x = 95,505.18 × 42,361.80
  4. Step 4: Simplify right side
    69,201.55x = 4,045,771,334.12
  5. Step 5: Solve for x
    x = 4,045,771,334.12/69,201.55
  6. Step 6: Final answer
    x = 58,463.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.