Home / 226,513.86-312,582.50-124,539.22

Finding the Fourth Proportional to 226,513.86, 312,582.50 and 124,539.22

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Solution

The fourth proportional to 226,513.86, 312,582.50 and 124,539.22 is: 171,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,513.86 : 312,582.50 = 124,539.22 : x
  2. Step 2: Convert to fraction form
    226,513.86/312,582.50 = 124,539.22/x
  3. Step 3: Cross multiply
    226,513.86x = 312,582.50 × 124,539.22
  4. Step 4: Simplify right side
    226,513.86x = 38,928,780,735.65
  5. Step 5: Solve for x
    x = 38,928,780,735.65/226,513.86
  6. Step 6: Final answer
    x = 171,860.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.