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Finding the Fourth Proportional to 82,222.60, 123,333.90 and 44,897.80

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Solution

The fourth proportional to 82,222.60, 123,333.90 and 44,897.80 is: 67,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,222.60 : 123,333.90 = 44,897.80 : x
  2. Step 2: Convert to fraction form
    82,222.60/123,333.90 = 44,897.80/x
  3. Step 3: Cross multiply
    82,222.60x = 123,333.90 × 44,897.80
  4. Step 4: Simplify right side
    82,222.60x = 5,537,420,775.42
  5. Step 5: Solve for x
    x = 5,537,420,775.42/82,222.60
  6. Step 6: Final answer
    x = 67,346.70

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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.