Home / 185,640.75-256,250.70-110,189.25

Finding the Fourth Proportional to 185,640.75, 256,250.70 and 110,189.25

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Solution

The fourth proportional to 185,640.75, 256,250.70 and 110,189.25 is: 152,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,640.75 : 256,250.70 = 110,189.25 : x
  2. Step 2: Convert to fraction form
    185,640.75/256,250.70 = 110,189.25/x
  3. Step 3: Cross multiply
    185,640.75x = 256,250.70 × 110,189.25
  4. Step 4: Simplify right side
    185,640.75x = 28,236,072,444.98
  5. Step 5: Solve for x
    x = 28,236,072,444.98/185,640.75
  6. Step 6: Final answer
    x = 152,100.62

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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.