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Finding the Fourth Proportional to 97,346.60, 146,019.90 and 62,325.80

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Solution

The fourth proportional to 97,346.60, 146,019.90 and 62,325.80 is: 93,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,346.60 : 146,019.90 = 62,325.80 : x
  2. Step 2: Convert to fraction form
    97,346.60/146,019.90 = 62,325.80/x
  3. Step 3: Cross multiply
    97,346.60x = 146,019.90 × 62,325.80
  4. Step 4: Simplify right side
    97,346.60x = 9,100,807,083.42
  5. Step 5: Solve for x
    x = 9,100,807,083.42/97,346.60
  6. Step 6: Final answer
    x = 93,488.70

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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.