Home / 103,628.26-155,442.36-37,064.35

Finding the Fourth Proportional to 103,628.26, 155,442.36 and 37,064.35

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Solution

The fourth proportional to 103,628.26, 155,442.36 and 37,064.35 is: 55,596.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,628.26 : 155,442.36 = 37,064.35 : x
  2. Step 2: Convert to fraction form
    103,628.26/155,442.36 = 37,064.35/x
  3. Step 3: Cross multiply
    103,628.26x = 155,442.36 × 37,064.35
  4. Step 4: Simplify right side
    103,628.26x = 5,761,370,035.87
  5. Step 5: Solve for x
    x = 5,761,370,035.87/103,628.26
  6. Step 6: Final answer
    x = 55,596.51

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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.