Home / 105,104.75-157,525.91-52,529.27

Finding the Fourth Proportional to 105,104.75, 157,525.91 and 52,529.27

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Solution

The fourth proportional to 105,104.75, 157,525.91 and 52,529.27 is: 78,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,104.75 : 157,525.91 = 52,529.27 : x
  2. Step 2: Convert to fraction form
    105,104.75/157,525.91 = 52,529.27/x
  3. Step 3: Cross multiply
    105,104.75x = 157,525.91 × 52,529.27
  4. Step 4: Simplify right side
    105,104.75x = 8,274,721,058.39
  5. Step 5: Solve for x
    x = 8,274,721,058.39/105,104.75
  6. Step 6: Final answer
    x = 78,728.33

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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.