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Finding the Fourth Proportional to 223,426.54, 308,294.24 and 132,748.94

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Solution

The fourth proportional to 223,426.54, 308,294.24 and 132,748.94 is: 183,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,426.54 : 308,294.24 = 132,748.94 : x
  2. Step 2: Convert to fraction form
    223,426.54/308,294.24 = 132,748.94/x
  3. Step 3: Cross multiply
    223,426.54x = 308,294.24 × 132,748.94
  4. Step 4: Simplify right side
    223,426.54x = 40,925,733,568.11
  5. Step 5: Solve for x
    x = 40,925,733,568.11/223,426.54
  6. Step 6: Final answer
    x = 183,173.11

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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.