Home / 82,274.45-123,416.45-23,114.73

Finding the Fourth Proportional to 82,274.45, 123,416.45 and 23,114.73

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Solution

The fourth proportional to 82,274.45, 123,416.45 and 23,114.73 is: 34,673.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,274.45 : 123,416.45 = 23,114.73 : x
  2. Step 2: Convert to fraction form
    82,274.45/123,416.45 = 23,114.73/x
  3. Step 3: Cross multiply
    82,274.45x = 123,416.45 × 23,114.73
  4. Step 4: Simplify right side
    82,274.45x = 2,852,737,803.73
  5. Step 5: Solve for x
    x = 2,852,737,803.73/82,274.45
  6. Step 6: Final answer
    x = 34,673.44

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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.