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Finding the Fourth Proportional to 167,097.02, 250,583.76 and 72,341.06

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Solution

The fourth proportional to 167,097.02, 250,583.76 and 72,341.06 is: 108,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,097.02 : 250,583.76 = 72,341.06 : x
  2. Step 2: Convert to fraction form
    167,097.02/250,583.76 = 72,341.06/x
  3. Step 3: Cross multiply
    167,097.02x = 250,583.76 × 72,341.06
  4. Step 4: Simplify right side
    167,097.02x = 18,127,494,817.19
  5. Step 5: Solve for x
    x = 18,127,494,817.19/167,097.02
  6. Step 6: Final answer
    x = 108,484.85

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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.