Home / 103,360.68-142,626.60-58,043.58

Finding the Fourth Proportional to 103,360.68, 142,626.60 and 58,043.58

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Solution

The fourth proportional to 103,360.68, 142,626.60 and 58,043.58 is: 80,093.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,360.68 : 142,626.60 = 58,043.58 : x
  2. Step 2: Convert to fraction form
    103,360.68/142,626.60 = 58,043.58/x
  3. Step 3: Cross multiply
    103,360.68x = 142,626.60 × 58,043.58
  4. Step 4: Simplify right side
    103,360.68x = 8,278,558,467.23
  5. Step 5: Solve for x
    x = 8,278,558,467.23/103,360.68
  6. Step 6: Final answer
    x = 80,093.89

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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.