Home / 65,239.48-97,727.46-42,997.96

Finding the Fourth Proportional to 65,239.48, 97,727.46 and 42,997.96

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Solution

The fourth proportional to 65,239.48, 97,727.46 and 42,997.96 is: 64,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,239.48 : 97,727.46 = 42,997.96 : x
  2. Step 2: Convert to fraction form
    65,239.48/97,727.46 = 42,997.96/x
  3. Step 3: Cross multiply
    65,239.48x = 97,727.46 × 42,997.96
  4. Step 4: Simplify right side
    65,239.48x = 4,202,081,415.98
  5. Step 5: Solve for x
    x = 4,202,081,415.98/65,239.48
  6. Step 6: Final answer
    x = 64,410.10

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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.