Home / 152,625.53-210,636.55-88,961.96

Finding the Fourth Proportional to 152,625.53, 210,636.55 and 88,961.96

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Solution

The fourth proportional to 152,625.53, 210,636.55 and 88,961.96 is: 122,775.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,625.53 : 210,636.55 = 88,961.96 : x
  2. Step 2: Convert to fraction form
    152,625.53/210,636.55 = 88,961.96/x
  3. Step 3: Cross multiply
    152,625.53x = 210,636.55 × 88,961.96
  4. Step 4: Simplify right side
    152,625.53x = 18,738,640,973.43
  5. Step 5: Solve for x
    x = 18,738,640,973.43/152,625.53
  6. Step 6: Final answer
    x = 122,775.27

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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.