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Finding the Fourth Proportional to 60,000.83, 82,739.12 and 51,530.99

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Solution

The fourth proportional to 60,000.83, 82,739.12 and 51,530.99 is: 71,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,000.83 : 82,739.12 = 51,530.99 : x
  2. Step 2: Convert to fraction form
    60,000.83/82,739.12 = 51,530.99/x
  3. Step 3: Cross multiply
    60,000.83x = 82,739.12 × 51,530.99
  4. Step 4: Simplify right side
    60,000.83x = 4,263,628,093.98
  5. Step 5: Solve for x
    x = 4,263,628,093.98/60,000.83
  6. Step 6: Final answer
    x = 71,059.49

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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.