Home / 152,370.43-228,703.07-73,540.15

Finding the Fourth Proportional to 152,370.43, 228,703.07 and 73,540.15

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Solution

The fourth proportional to 152,370.43, 228,703.07 and 73,540.15 is: 110,381.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,370.43 : 228,703.07 = 73,540.15 : x
  2. Step 2: Convert to fraction form
    152,370.43/228,703.07 = 73,540.15/x
  3. Step 3: Cross multiply
    152,370.43x = 228,703.07 × 73,540.15
  4. Step 4: Simplify right side
    152,370.43x = 16,818,857,705.56
  5. Step 5: Solve for x
    x = 16,818,857,705.56/152,370.43
  6. Step 6: Final answer
    x = 110,381.38

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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.