Home / 185,190.50-255,560.67-112,569.35

Finding the Fourth Proportional to 185,190.50, 255,560.67 and 112,569.35

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Solution

The fourth proportional to 185,190.50, 255,560.67 and 112,569.35 is: 155,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,190.50 : 255,560.67 = 112,569.35 : x
  2. Step 2: Convert to fraction form
    185,190.50/255,560.67 = 112,569.35/x
  3. Step 3: Cross multiply
    185,190.50x = 255,560.67 × 112,569.35
  4. Step 4: Simplify right side
    185,190.50x = 28,768,297,229.66
  5. Step 5: Solve for x
    x = 28,768,297,229.66/185,190.50
  6. Step 6: Final answer
    x = 155,344.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.