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Finding the Fourth Proportional to 162,893.40, 244,608.80 and 109,925.66

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Solution

The fourth proportional to 162,893.40, 244,608.80 and 109,925.66 is: 165,069.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,893.40 : 244,608.80 = 109,925.66 : x
  2. Step 2: Convert to fraction form
    162,893.40/244,608.80 = 109,925.66/x
  3. Step 3: Cross multiply
    162,893.40x = 244,608.80 × 109,925.66
  4. Step 4: Simplify right side
    162,893.40x = 26,888,783,781.81
  5. Step 5: Solve for x
    x = 26,888,783,781.81/162,893.40
  6. Step 6: Final answer
    x = 165,069.82

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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.