Home / 65,343.72-98,015.62-18,596.58

Finding the Fourth Proportional to 65,343.72, 98,015.62 and 18,596.58

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Solution

The fourth proportional to 65,343.72, 98,015.62 and 18,596.58 is: 27,894.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,343.72 : 98,015.62 = 18,596.58 : x
  2. Step 2: Convert to fraction form
    65,343.72/98,015.62 = 18,596.58/x
  3. Step 3: Cross multiply
    65,343.72x = 98,015.62 × 18,596.58
  4. Step 4: Simplify right side
    65,343.72x = 1,822,755,318.58
  5. Step 5: Solve for x
    x = 1,822,755,318.58/65,343.72
  6. Step 6: Final answer
    x = 27,894.88

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1.5x scale

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.