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Finding the Fourth Proportional to 58,057.75, 87,283.45 and 46,360.94

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Solution

The fourth proportional to 58,057.75, 87,283.45 and 46,360.94 is: 69,698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,057.75 : 87,283.45 = 46,360.94 : x
  2. Step 2: Convert to fraction form
    58,057.75/87,283.45 = 46,360.94/x
  3. Step 3: Cross multiply
    58,057.75x = 87,283.45 × 46,360.94
  4. Step 4: Simplify right side
    58,057.75x = 4,046,542,890.75
  5. Step 5: Solve for x
    x = 4,046,542,890.75/58,057.75
  6. Step 6: Final answer
    x = 69,698.59

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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.