Home / 481,233.04-721,888.40-148,809.04

Finding the Fourth Proportional to 481,233.04, 721,888.40 and 148,809.04

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Solution

The fourth proportional to 481,233.04, 721,888.40 and 148,809.04 is: 223,225.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,233.04 : 721,888.40 = 148,809.04 : x
  2. Step 2: Convert to fraction form
    481,233.04/721,888.40 = 148,809.04/x
  3. Step 3: Cross multiply
    481,233.04x = 721,888.40 × 148,809.04
  4. Step 4: Simplify right side
    481,233.04x = 107,423,519,791.14
  5. Step 5: Solve for x
    x = 107,423,519,791.14/481,233.04
  6. Step 6: Final answer
    x = 223,225.57

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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.