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Finding the Fourth Proportional to 250,310.53, 375,514.80 and 110,068.75

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Solution

The fourth proportional to 250,310.53, 375,514.80 and 110,068.75 is: 165,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,310.53 : 375,514.80 = 110,068.75 : x
  2. Step 2: Convert to fraction form
    250,310.53/375,514.80 = 110,068.75/x
  3. Step 3: Cross multiply
    250,310.53x = 375,514.80 × 110,068.75
  4. Step 4: Simplify right side
    250,310.53x = 41,332,444,642.50
  5. Step 5: Solve for x
    x = 41,332,444,642.50/250,310.53
  6. Step 6: Final answer
    x = 165,124.67

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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.