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Finding the Fourth Proportional to 163,060.40, 244,590.60 and 136,816.40

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Solution

The fourth proportional to 163,060.40, 244,590.60 and 136,816.40 is: 205,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,060.40 : 244,590.60 = 136,816.40 : x
  2. Step 2: Convert to fraction form
    163,060.40/244,590.60 = 136,816.40/x
  3. Step 3: Cross multiply
    163,060.40x = 244,590.60 × 136,816.40
  4. Step 4: Simplify right side
    163,060.40x = 33,464,005,365.84
  5. Step 5: Solve for x
    x = 33,464,005,365.84/163,060.40
  6. Step 6: Final answer
    x = 205,224.60

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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.