Home / 65,192.08-89,954.79-37,972.64

Finding the Fourth Proportional to 65,192.08, 89,954.79 and 37,972.64

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Solution

The fourth proportional to 65,192.08, 89,954.79 and 37,972.64 is: 52,396.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,192.08 : 89,954.79 = 37,972.64 : x
  2. Step 2: Convert to fraction form
    65,192.08/89,954.79 = 37,972.64/x
  3. Step 3: Cross multiply
    65,192.08x = 89,954.79 × 37,972.64
  4. Step 4: Simplify right side
    65,192.08x = 3,415,820,739.84
  5. Step 5: Solve for x
    x = 3,415,820,739.84/65,192.08
  6. Step 6: Final answer
    x = 52,396.26

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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.