Home / 250,539.48-345,758.63-148,625.28

Finding the Fourth Proportional to 250,539.48, 345,758.63 and 148,625.28

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Solution

The fourth proportional to 250,539.48, 345,758.63 and 148,625.28 is: 205,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,539.48 : 345,758.63 = 148,625.28 : x
  2. Step 2: Convert to fraction form
    250,539.48/345,758.63 = 148,625.28/x
  3. Step 3: Cross multiply
    250,539.48x = 345,758.63 × 148,625.28
  4. Step 4: Simplify right side
    250,539.48x = 51,388,472,453.04
  5. Step 5: Solve for x
    x = 51,388,472,453.04/250,539.48
  6. Step 6: Final answer
    x = 205,111.28

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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.