Home / 67,557.38-101,336.06-18,309.38

Finding the Fourth Proportional to 67,557.38, 101,336.06 and 18,309.38

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Solution

The fourth proportional to 67,557.38, 101,336.06 and 18,309.38 is: 27,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,557.38 : 101,336.06 = 18,309.38 : x
  2. Step 2: Convert to fraction form
    67,557.38/101,336.06 = 18,309.38/x
  3. Step 3: Cross multiply
    67,557.38x = 101,336.06 × 18,309.38
  4. Step 4: Simplify right side
    67,557.38x = 1,855,399,969.34
  5. Step 5: Solve for x
    x = 1,855,399,969.34/67,557.38
  6. Step 6: Final answer
    x = 27,464.06

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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.