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Finding the Fourth Proportional to 270,162.96, 372,826.04 and 147,657.81

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Solution

The fourth proportional to 270,162.96, 372,826.04 and 147,657.81 is: 203,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,162.96 : 372,826.04 = 147,657.81 : x
  2. Step 2: Convert to fraction form
    270,162.96/372,826.04 = 147,657.81/x
  3. Step 3: Cross multiply
    270,162.96x = 372,826.04 × 147,657.81
  4. Step 4: Simplify right side
    270,162.96x = 55,050,676,577.37
  5. Step 5: Solve for x
    x = 55,050,676,577.37/270,162.96
  6. Step 6: Final answer
    x = 203,768.41

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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.