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Finding the Fourth Proportional to 223,109.16, 334,668.08 and 88,169.64

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Solution

The fourth proportional to 223,109.16, 334,668.08 and 88,169.64 is: 132,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,109.16 : 334,668.08 = 88,169.64 : x
  2. Step 2: Convert to fraction form
    223,109.16/334,668.08 = 88,169.64/x
  3. Step 3: Cross multiply
    223,109.16x = 334,668.08 × 88,169.64
  4. Step 4: Simplify right side
    223,109.16x = 29,507,564,133.09
  5. Step 5: Solve for x
    x = 29,507,564,133.09/223,109.16
  6. Step 6: Final answer
    x = 132,256.18

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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.