Home / 187,156.14-280,704.06-52,223.70

Finding the Fourth Proportional to 187,156.14, 280,704.06 and 52,223.70

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Solution

The fourth proportional to 187,156.14, 280,704.06 and 52,223.70 is: 78,327.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,156.14 : 280,704.06 = 52,223.70 : x
  2. Step 2: Convert to fraction form
    187,156.14/280,704.06 = 52,223.70/x
  3. Step 3: Cross multiply
    187,156.14x = 280,704.06 × 52,223.70
  4. Step 4: Simplify right side
    187,156.14x = 14,659,404,618.22
  5. Step 5: Solve for x
    x = 14,659,404,618.22/187,156.14
  6. Step 6: Final answer
    x = 78,327.14

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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.