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Finding the Fourth Proportional to 169,672.50, 234,150.87 and 93,198.67

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Solution

The fourth proportional to 169,672.50, 234,150.87 and 93,198.67 is: 128,615.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,672.50 : 234,150.87 = 93,198.67 : x
  2. Step 2: Convert to fraction form
    169,672.50/234,150.87 = 93,198.67/x
  3. Step 3: Cross multiply
    169,672.50x = 234,150.87 × 93,198.67
  4. Step 4: Simplify right side
    169,672.50x = 21,822,549,663.34
  5. Step 5: Solve for x
    x = 21,822,549,663.34/169,672.50
  6. Step 6: Final answer
    x = 128,615.71

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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.