Home / 225,635.03-311,196.98-191,755.67

Finding the Fourth Proportional to 225,635.03, 311,196.98 and 191,755.67

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Solution

The fourth proportional to 225,635.03, 311,196.98 and 191,755.67 is: 264,470.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,635.03 : 311,196.98 = 191,755.67 : x
  2. Step 2: Convert to fraction form
    225,635.03/311,196.98 = 191,755.67/x
  3. Step 3: Cross multiply
    225,635.03x = 311,196.98 × 191,755.67
  4. Step 4: Simplify right side
    225,635.03x = 59,673,785,492.27
  5. Step 5: Solve for x
    x = 59,673,785,492.27/225,635.03
  6. Step 6: Final answer
    x = 264,470.39

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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.