Home / 313,845.50-433,097.67-177,891.96

Finding the Fourth Proportional to 313,845.50, 433,097.67 and 177,891.96

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Solution

The fourth proportional to 313,845.50, 433,097.67 and 177,891.96 is: 245,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,845.50 : 433,097.67 = 177,891.96 : x
  2. Step 2: Convert to fraction form
    313,845.50/433,097.67 = 177,891.96/x
  3. Step 3: Cross multiply
    313,845.50x = 433,097.67 × 177,891.96
  4. Step 4: Simplify right side
    313,845.50x = 77,044,592,498.27
  5. Step 5: Solve for x
    x = 77,044,592,498.27/313,845.50
  6. Step 6: Final answer
    x = 245,485.74

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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.