Home / 67,406.10-101,145.60-27,967.20

Finding the Fourth Proportional to 67,406.10, 101,145.60 and 27,967.20

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Solution

The fourth proportional to 67,406.10, 101,145.60 and 27,967.20 is: 41,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,406.10 : 101,145.60 = 27,967.20 : x
  2. Step 2: Convert to fraction form
    67,406.10/101,145.60 = 27,967.20/x
  3. Step 3: Cross multiply
    67,406.10x = 101,145.60 × 27,967.20
  4. Step 4: Simplify right side
    67,406.10x = 2,828,759,224.32
  5. Step 5: Solve for x
    x = 2,828,759,224.32/67,406.10
  6. Step 6: Final answer
    x = 41,965.92

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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.