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Finding the Fourth Proportional to 295,159.55, 407,282.72 and 167,837.81

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Solution

The fourth proportional to 295,159.55, 407,282.72 and 167,837.81 is: 231,594.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,159.55 : 407,282.72 = 167,837.81 : x
  2. Step 2: Convert to fraction form
    295,159.55/407,282.72 = 167,837.81/x
  3. Step 3: Cross multiply
    295,159.55x = 407,282.72 × 167,837.81
  4. Step 4: Simplify right side
    295,159.55x = 68,357,436,900.04
  5. Step 5: Solve for x
    x = 68,357,436,900.04/295,159.55
  6. Step 6: Final answer
    x = 231,594.87

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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.