Home / 174,148.82-261,223.52-47,790.80

Finding the Fourth Proportional to 174,148.82, 261,223.52 and 47,790.80

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Solution

The fourth proportional to 174,148.82, 261,223.52 and 47,790.80 is: 71,686.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,148.82 : 261,223.52 = 47,790.80 : x
  2. Step 2: Convert to fraction form
    174,148.82/261,223.52 = 47,790.80/x
  3. Step 3: Cross multiply
    174,148.82x = 261,223.52 × 47,790.80
  4. Step 4: Simplify right side
    174,148.82x = 12,484,080,999.62
  5. Step 5: Solve for x
    x = 12,484,080,999.62/174,148.82
  6. Step 6: Final answer
    x = 71,686.28

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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.