Home / 187,717.08-281,573.25-45,563.55

Finding the Fourth Proportional to 187,717.08, 281,573.25 and 45,563.55

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Solution

The fourth proportional to 187,717.08, 281,573.25 and 45,563.55 is: 68,344.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,717.08 : 281,573.25 = 45,563.55 : x
  2. Step 2: Convert to fraction form
    187,717.08/281,573.25 = 45,563.55/x
  3. Step 3: Cross multiply
    187,717.08x = 281,573.25 × 45,563.55
  4. Step 4: Simplify right side
    187,717.08x = 12,829,476,855.04
  5. Step 5: Solve for x
    x = 12,829,476,855.04/187,717.08
  6. Step 6: Final answer
    x = 68,344.75

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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.