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Finding the Fourth Proportional to 67,015.08, 100,523.40 and 17,095.08

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Solution

The fourth proportional to 67,015.08, 100,523.40 and 17,095.08 is: 25,642.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,015.08 : 100,523.40 = 17,095.08 : x
  2. Step 2: Convert to fraction form
    67,015.08/100,523.40 = 17,095.08/x
  3. Step 3: Cross multiply
    67,015.08x = 100,523.40 × 17,095.08
  4. Step 4: Simplify right side
    67,015.08x = 1,718,455,564.87
  5. Step 5: Solve for x
    x = 1,718,455,564.87/67,015.08
  6. Step 6: Final answer
    x = 25,642.82

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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.