Home / 198,289.86-297,434.77-58,048.48

Finding the Fourth Proportional to 198,289.86, 297,434.77 and 58,048.48

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Solution

The fourth proportional to 198,289.86, 297,434.77 and 58,048.48 is: 87,072.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,289.86 : 297,434.77 = 58,048.48 : x
  2. Step 2: Convert to fraction form
    198,289.86/297,434.77 = 58,048.48/x
  3. Step 3: Cross multiply
    198,289.86x = 297,434.77 × 58,048.48
  4. Step 4: Simplify right side
    198,289.86x = 17,265,636,297.65
  5. Step 5: Solve for x
    x = 17,265,636,297.65/198,289.86
  6. Step 6: Final answer
    x = 87,072.71

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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.