Home / 221,934.65-332,985.77-133,249.98

Finding the Fourth Proportional to 221,934.65, 332,985.77 and 133,249.98

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Solution

The fourth proportional to 221,934.65, 332,985.77 and 133,249.98 is: 199,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,934.65 : 332,985.77 = 133,249.98 : x
  2. Step 2: Convert to fraction form
    221,934.65/332,985.77 = 133,249.98/x
  3. Step 3: Cross multiply
    221,934.65x = 332,985.77 × 133,249.98
  4. Step 4: Simplify right side
    221,934.65x = 44,370,345,860.98
  5. Step 5: Solve for x
    x = 44,370,345,860.98/221,934.65
  6. Step 6: Final answer
    x = 199,925.28

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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.