Home / 88,817.16-122,554.30-50,578.15

Finding the Fourth Proportional to 88,817.16, 122,554.30 and 50,578.15

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Solution

The fourth proportional to 88,817.16, 122,554.30 and 50,578.15 is: 69,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,817.16 : 122,554.30 = 50,578.15 : x
  2. Step 2: Convert to fraction form
    88,817.16/122,554.30 = 50,578.15/x
  3. Step 3: Cross multiply
    88,817.16x = 122,554.30 × 50,578.15
  4. Step 4: Simplify right side
    88,817.16x = 6,198,569,768.55
  5. Step 5: Solve for x
    x = 6,198,569,768.55/88,817.16
  6. Step 6: Final answer
    x = 69,790.23

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1.5x scale

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.