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Finding the Fourth Proportional to 67,694.23, 101,541.34 and 17,774.24

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Solution

The fourth proportional to 67,694.23, 101,541.34 and 17,774.24 is: 26,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,694.23 : 101,541.34 = 17,774.24 : x
  2. Step 2: Convert to fraction form
    67,694.23/101,541.34 = 17,774.24/x
  3. Step 3: Cross multiply
    67,694.23x = 101,541.34 × 17,774.24
  4. Step 4: Simplify right side
    67,694.23x = 1,804,820,641.06
  5. Step 5: Solve for x
    x = 1,804,820,641.06/67,694.23
  6. Step 6: Final answer
    x = 26,661.37

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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.