Home / 80,172.93-120,222.58-23,233.89

Finding the Fourth Proportional to 80,172.93, 120,222.58 and 23,233.89

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Solution

The fourth proportional to 80,172.93, 120,222.58 and 23,233.89 is: 34,840.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,172.93 : 120,222.58 = 23,233.89 : x
  2. Step 2: Convert to fraction form
    80,172.93/120,222.58 = 23,233.89/x
  3. Step 3: Cross multiply
    80,172.93x = 120,222.58 × 23,233.89
  4. Step 4: Simplify right side
    80,172.93x = 2,793,237,898.68
  5. Step 5: Solve for x
    x = 2,793,237,898.68/80,172.93
  6. Step 6: Final answer
    x = 34,840.16

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1.5x scale

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.