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Finding the Fourth Proportional to 223,124.18, 334,751.88 and 89,935.88

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Solution

The fourth proportional to 223,124.18, 334,751.88 and 89,935.88 is: 134,930.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,124.18 : 334,751.88 = 89,935.88 : x
  2. Step 2: Convert to fraction form
    223,124.18/334,751.88 = 89,935.88/x
  3. Step 3: Cross multiply
    223,124.18x = 334,751.88 × 89,935.88
  4. Step 4: Simplify right side
    223,124.18x = 30,106,203,235.70
  5. Step 5: Solve for x
    x = 30,106,203,235.70/223,124.18
  6. Step 6: Final answer
    x = 134,930.26

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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.