Home / 387,524.48-581,397.89-162,769.32

Finding the Fourth Proportional to 387,524.48, 581,397.89 and 162,769.32

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Solution

The fourth proportional to 387,524.48, 581,397.89 and 162,769.32 is: 244,200.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,524.48 : 581,397.89 = 162,769.32 : x
  2. Step 2: Convert to fraction form
    387,524.48/581,397.89 = 162,769.32/x
  3. Step 3: Cross multiply
    387,524.48x = 581,397.89 × 162,769.32
  4. Step 4: Simplify right side
    387,524.48x = 94,633,738,390.89
  5. Step 5: Solve for x
    x = 94,633,738,390.89/387,524.48
  6. Step 6: Final answer
    x = 244,200.68

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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.