Home / 110,570.90-152,467.25-74,698.62

Finding the Fourth Proportional to 110,570.90, 152,467.25 and 74,698.62

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Solution

The fourth proportional to 110,570.90, 152,467.25 and 74,698.62 is: 103,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,570.90 : 152,467.25 = 74,698.62 : x
  2. Step 2: Convert to fraction form
    110,570.90/152,467.25 = 74,698.62/x
  3. Step 3: Cross multiply
    110,570.90x = 152,467.25 × 74,698.62
  4. Step 4: Simplify right side
    110,570.90x = 11,389,093,356.94
  5. Step 5: Solve for x
    x = 11,389,093,356.94/110,570.90
  6. Step 6: Final answer
    x = 103,002.63

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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.