Home / 67,586.23-101,368.72-42,549.64

Finding the Fourth Proportional to 67,586.23, 101,368.72 and 42,549.64

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Solution

The fourth proportional to 67,586.23, 101,368.72 and 42,549.64 is: 63,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,586.23 : 101,368.72 = 42,549.64 : x
  2. Step 2: Convert to fraction form
    67,586.23/101,368.72 = 42,549.64/x
  3. Step 3: Cross multiply
    67,586.23x = 101,368.72 × 42,549.64
  4. Step 4: Simplify right side
    67,586.23x = 4,313,202,103.68
  5. Step 5: Solve for x
    x = 4,313,202,103.68/67,586.23
  6. Step 6: Final answer
    x = 63,817.76

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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.