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Finding the Fourth Proportional to 176,727.70, 265,091.55 and 106,743.70

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Solution

The fourth proportional to 176,727.70, 265,091.55 and 106,743.70 is: 160,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,727.70 : 265,091.55 = 106,743.70 : x
  2. Step 2: Convert to fraction form
    176,727.70/265,091.55 = 106,743.70/x
  3. Step 3: Cross multiply
    176,727.70x = 265,091.55 × 106,743.70
  4. Step 4: Simplify right side
    176,727.70x = 28,296,852,885.74
  5. Step 5: Solve for x
    x = 28,296,852,885.74/176,727.70
  6. Step 6: Final answer
    x = 160,115.55

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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.