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Finding the Fourth Proportional to 82,751,558.53, 114,192,930.07 and 45,581,038.61

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Solution

The fourth proportional to 82,751,558.53, 114,192,930.07 and 45,581,038.61 is: 62,899,508.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,751,558.53 : 114,192,930.07 = 45,581,038.61 : x
  2. Step 2: Convert to fraction form
    82,751,558.53/114,192,930.07 = 45,581,038.61/x
  3. Step 3: Cross multiply
    82,751,558.53x = 114,192,930.07 × 45,581,038.61
  4. Step 4: Simplify right side
    82,751,558.53x = 5,205,032,354,509,700
  5. Step 5: Solve for x
    x = 5,205,032,354,509,700/82,751,558.53
  6. Step 6: Final answer
    x = 62,899,508.44

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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.