Home / 104,759.28-144,542.52-61,740.54

Finding the Fourth Proportional to 104,759.28, 144,542.52 and 61,740.54

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Solution

The fourth proportional to 104,759.28, 144,542.52 and 61,740.54 is: 85,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,759.28 : 144,542.52 = 61,740.54 : x
  2. Step 2: Convert to fraction form
    104,759.28/144,542.52 = 61,740.54/x
  3. Step 3: Cross multiply
    104,759.28x = 144,542.52 × 61,740.54
  4. Step 4: Simplify right side
    104,759.28x = 8,924,133,237.76
  5. Step 5: Solve for x
    x = 8,924,133,237.76/104,759.28
  6. Step 6: Final answer
    x = 85,187.04

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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.