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Finding the Fourth Proportional to 148,802.99, 223,218.66 and 48,964.01

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Solution

The fourth proportional to 148,802.99, 223,218.66 and 48,964.01 is: 73,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,802.99 : 223,218.66 = 48,964.01 : x
  2. Step 2: Convert to fraction form
    148,802.99/223,218.66 = 48,964.01/x
  3. Step 3: Cross multiply
    148,802.99x = 223,218.66 × 48,964.01
  4. Step 4: Simplify right side
    148,802.99x = 10,929,680,700.43
  5. Step 5: Solve for x
    x = 10,929,680,700.43/148,802.99
  6. Step 6: Final answer
    x = 73,450.68

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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.