Home / 190,554.24-285,874.56-65,896.32

Finding the Fourth Proportional to 190,554.24, 285,874.56 and 65,896.32

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Solution

The fourth proportional to 190,554.24, 285,874.56 and 65,896.32 is: 98,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,554.24 : 285,874.56 = 65,896.32 : x
  2. Step 2: Convert to fraction form
    190,554.24/285,874.56 = 65,896.32/x
  3. Step 3: Cross multiply
    190,554.24x = 285,874.56 × 65,896.32
  4. Step 4: Simplify right side
    190,554.24x = 18,838,081,485.62
  5. Step 5: Solve for x
    x = 18,838,081,485.62/190,554.24
  6. Step 6: Final answer
    x = 98,859.42

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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.