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Finding the Fourth Proportional to 230,609.80, 345,722.70 and 97,592.20

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Solution

The fourth proportional to 230,609.80, 345,722.70 and 97,592.20 is: 146,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,609.80 : 345,722.70 = 97,592.20 : x
  2. Step 2: Convert to fraction form
    230,609.80/345,722.70 = 97,592.20/x
  3. Step 3: Cross multiply
    230,609.80x = 345,722.70 × 97,592.20
  4. Step 4: Simplify right side
    230,609.80x = 33,739,838,882.94
  5. Step 5: Solve for x
    x = 33,739,838,882.94/230,609.80
  6. Step 6: Final answer
    x = 146,307.05

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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.