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Finding the Fourth Proportional to 196,880.96, 295,325.62 and 70,529.42

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Solution

The fourth proportional to 196,880.96, 295,325.62 and 70,529.42 is: 105,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,880.96 : 295,325.62 = 70,529.42 : x
  2. Step 2: Convert to fraction form
    196,880.96/295,325.62 = 70,529.42/x
  3. Step 3: Cross multiply
    196,880.96x = 295,325.62 × 70,529.42
  4. Step 4: Simplify right side
    196,880.96x = 20,829,144,689.74
  5. Step 5: Solve for x
    x = 20,829,144,689.74/196,880.96
  6. Step 6: Final answer
    x = 105,795.63

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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.