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Finding the Fourth Proportional to 148,967.48, 223,450.32 and 64,716.68

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Solution

The fourth proportional to 148,967.48, 223,450.32 and 64,716.68 is: 97,074.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,967.48 : 223,450.32 = 64,716.68 : x
  2. Step 2: Convert to fraction form
    148,967.48/223,450.32 = 64,716.68/x
  3. Step 3: Cross multiply
    148,967.48x = 223,450.32 × 64,716.68
  4. Step 4: Simplify right side
    148,967.48x = 14,460,962,855.34
  5. Step 5: Solve for x
    x = 14,460,962,855.34/148,967.48
  6. Step 6: Final answer
    x = 97,074.63

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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.