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Finding the Fourth Proportional to 104,953.54, 157,352.54 and 63,390.82

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Solution

The fourth proportional to 104,953.54, 157,352.54 and 63,390.82 is: 95,039.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,953.54 : 157,352.54 = 63,390.82 : x
  2. Step 2: Convert to fraction form
    104,953.54/157,352.54 = 63,390.82/x
  3. Step 3: Cross multiply
    104,953.54x = 157,352.54 × 63,390.82
  4. Step 4: Simplify right side
    104,953.54x = 9,974,705,911.40
  5. Step 5: Solve for x
    x = 9,974,705,911.40/104,953.54
  6. Step 6: Final answer
    x = 95,039.26

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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.