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Finding the Fourth Proportional to 183,464.62, 253,208.84 and 111,886.16

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Solution

The fourth proportional to 183,464.62, 253,208.84 and 111,886.16 is: 154,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,464.62 : 253,208.84 = 111,886.16 : x
  2. Step 2: Convert to fraction form
    183,464.62/253,208.84 = 111,886.16/x
  3. Step 3: Cross multiply
    183,464.62x = 253,208.84 × 111,886.16
  4. Step 4: Simplify right side
    183,464.62x = 28,330,564,785.65
  5. Step 5: Solve for x
    x = 28,330,564,785.65/183,464.62
  6. Step 6: Final answer
    x = 154,419.78

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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.