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Finding the Fourth Proportional to 104,661.65, 144,445.25 and 58,733.93

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Solution

The fourth proportional to 104,661.65, 144,445.25 and 58,733.93 is: 81,059.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,661.65 : 144,445.25 = 58,733.93 : x
  2. Step 2: Convert to fraction form
    104,661.65/144,445.25 = 58,733.93/x
  3. Step 3: Cross multiply
    104,661.65x = 144,445.25 × 58,733.93
  4. Step 4: Simplify right side
    104,661.65x = 8,483,837,202.33
  5. Step 5: Solve for x
    x = 8,483,837,202.33/104,661.65
  6. Step 6: Final answer
    x = 81,059.65

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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.