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Finding the Fourth Proportional to 179,503.65, 247,704.93 and 98,930.93

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Solution

The fourth proportional to 179,503.65, 247,704.93 and 98,930.93 is: 136,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,503.65 : 247,704.93 = 98,930.93 : x
  2. Step 2: Convert to fraction form
    179,503.65/247,704.93 = 98,930.93/x
  3. Step 3: Cross multiply
    179,503.65x = 247,704.93 × 98,930.93
  4. Step 4: Simplify right side
    179,503.65x = 24,505,677,851.96
  5. Step 5: Solve for x
    x = 24,505,677,851.96/179,503.65
  6. Step 6: Final answer
    x = 136,519.11

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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.