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Finding the Fourth Proportional to 68,858, 95,024.04 and 39,050

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Solution

The fourth proportional to 68,858, 95,024.04 and 39,050 is: 53,889.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,858 : 95,024.04 = 39,050 : x
  2. Step 2: Convert to fraction form
    68,858/95,024.04 = 39,050/x
  3. Step 3: Cross multiply
    68,858x = 95,024.04 × 39,050
  4. Step 4: Simplify right side
    68,858x = 3,710,688,762.00
  5. Step 5: Solve for x
    x = 3,710,688,762.00/68,858
  6. Step 6: Final answer
    x = 53,889.00

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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.