Home / 88,529.03-131,854.50-88,100

Finding the Fourth Proportional to 88,529.03, 131,854.50 and 88,100

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Solution

The fourth proportional to 88,529.03, 131,854.50 and 88,100 is: 131,215.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,529.03 : 131,854.50 = 88,100 : x
  2. Step 2: Convert to fraction form
    88,529.03/131,854.50 = 88,100/x
  3. Step 3: Cross multiply
    88,529.03x = 131,854.50 × 88,100
  4. Step 4: Simplify right side
    88,529.03x = 11,616,381,450
  5. Step 5: Solve for x
    x = 11,616,381,450/88,529.03
  6. Step 6: Final answer
    x = 131,215.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.