Home / 170,115.72-234,744.44-98,500.58

Finding the Fourth Proportional to 170,115.72, 234,744.44 and 98,500.58

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Solution

The fourth proportional to 170,115.72, 234,744.44 and 98,500.58 is: 135,921.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,115.72 : 234,744.44 = 98,500.58 : x
  2. Step 2: Convert to fraction form
    170,115.72/234,744.44 = 98,500.58/x
  3. Step 3: Cross multiply
    170,115.72x = 234,744.44 × 98,500.58
  4. Step 4: Simplify right side
    170,115.72x = 23,122,461,825.55
  5. Step 5: Solve for x
    x = 23,122,461,825.55/170,115.72
  6. Step 6: Final answer
    x = 135,921.96

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1.5x scale

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.