Home / 80,523.22-111,118.32-44,715.50

Finding the Fourth Proportional to 80,523.22, 111,118.32 and 44,715.50

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Solution

The fourth proportional to 80,523.22, 111,118.32 and 44,715.50 is: 61,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,523.22 : 111,118.32 = 44,715.50 : x
  2. Step 2: Convert to fraction form
    80,523.22/111,118.32 = 44,715.50/x
  3. Step 3: Cross multiply
    80,523.22x = 111,118.32 × 44,715.50
  4. Step 4: Simplify right side
    80,523.22x = 4,968,711,237.96
  5. Step 5: Solve for x
    x = 4,968,711,237.96/80,523.22
  6. Step 6: Final answer
    x = 61,705.32

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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.