Home / 187,093.80-280,433.34-112,314.60

Finding the Fourth Proportional to 187,093.80, 280,433.34 and 112,314.60

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Solution

The fourth proportional to 187,093.80, 280,433.34 and 112,314.60 is: 168,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,093.80 : 280,433.34 = 112,314.60 : x
  2. Step 2: Convert to fraction form
    187,093.80/280,433.34 = 112,314.60/x
  3. Step 3: Cross multiply
    187,093.80x = 280,433.34 × 112,314.60
  4. Step 4: Simplify right side
    187,093.80x = 31,496,758,408.76
  5. Step 5: Solve for x
    x = 31,496,758,408.76/187,093.80
  6. Step 6: Final answer
    x = 168,347.42

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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.