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Finding the Fourth Proportional to 67,008.93, 100,510.90 and 17,088.55

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Solution

The fourth proportional to 67,008.93, 100,510.90 and 17,088.55 is: 25,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,008.93 : 100,510.90 = 17,088.55 : x
  2. Step 2: Convert to fraction form
    67,008.93/100,510.90 = 17,088.55/x
  3. Step 3: Cross multiply
    67,008.93x = 100,510.90 × 17,088.55
  4. Step 4: Simplify right side
    67,008.93x = 1,717,585,540.20
  5. Step 5: Solve for x
    x = 1,717,585,540.20/67,008.93
  6. Step 6: Final answer
    x = 25,632.19

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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.