Home / 481,895.04-722,854.20-162,051.09

Finding the Fourth Proportional to 481,895.04, 722,854.20 and 162,051.09

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Solution

The fourth proportional to 481,895.04, 722,854.20 and 162,051.09 is: 243,080.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,895.04 : 722,854.20 = 162,051.09 : x
  2. Step 2: Convert to fraction form
    481,895.04/722,854.20 = 162,051.09/x
  3. Step 3: Cross multiply
    481,895.04x = 722,854.20 × 162,051.09
  4. Step 4: Simplify right side
    481,895.04x = 117,139,311,021.08
  5. Step 5: Solve for x
    x = 117,139,311,021.08/481,895.04
  6. Step 6: Final answer
    x = 243,080.55

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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.