Home / 64,917.70-97,369.35-18,175.30

Finding the Fourth Proportional to 64,917.70, 97,369.35 and 18,175.30

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Solution

The fourth proportional to 64,917.70, 97,369.35 and 18,175.30 is: 27,260.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,917.70 : 97,369.35 = 18,175.30 : x
  2. Step 2: Convert to fraction form
    64,917.70/97,369.35 = 18,175.30/x
  3. Step 3: Cross multiply
    64,917.70x = 97,369.35 × 18,175.30
  4. Step 4: Simplify right side
    64,917.70x = 1,769,717,147.06
  5. Step 5: Solve for x
    x = 1,769,717,147.06/64,917.70
  6. Step 6: Final answer
    x = 27,260.93

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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.