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Finding the Fourth Proportional to 114,613.51, 158,164.14 and 63,623.26

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Solution

The fourth proportional to 114,613.51, 158,164.14 and 63,623.26 is: 87,798.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,613.51 : 158,164.14 = 63,623.26 : x
  2. Step 2: Convert to fraction form
    114,613.51/158,164.14 = 63,623.26/x
  3. Step 3: Cross multiply
    114,613.51x = 158,164.14 × 63,623.26
  4. Step 4: Simplify right side
    114,613.51x = 10,062,918,201.90
  5. Step 5: Solve for x
    x = 10,062,918,201.90/114,613.51
  6. Step 6: Final answer
    x = 87,798.71

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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.