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Finding the Fourth Proportional to 114,166.45, 157,613.04 and 68,855.86

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Solution

The fourth proportional to 114,166.45, 157,613.04 and 68,855.86 is: 95,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,166.45 : 157,613.04 = 68,855.86 : x
  2. Step 2: Convert to fraction form
    114,166.45/157,613.04 = 68,855.86/x
  3. Step 3: Cross multiply
    114,166.45x = 157,613.04 × 68,855.86
  4. Step 4: Simplify right side
    114,166.45x = 10,852,581,416.41
  5. Step 5: Solve for x
    x = 10,852,581,416.41/114,166.45
  6. Step 6: Final answer
    x = 95,059.29

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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.