Home / 254,786.88-351,603.36-141,607.20

Finding the Fourth Proportional to 254,786.88, 351,603.36 and 141,607.20

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Solution

The fourth proportional to 254,786.88, 351,603.36 and 141,607.20 is: 195,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,786.88 : 351,603.36 = 141,607.20 : x
  2. Step 2: Convert to fraction form
    254,786.88/351,603.36 = 141,607.20/x
  3. Step 3: Cross multiply
    254,786.88x = 351,603.36 × 141,607.20
  4. Step 4: Simplify right side
    254,786.88x = 49,789,567,320.19
  5. Step 5: Solve for x
    x = 49,789,567,320.19/254,786.88
  6. Step 6: Final answer
    x = 195,416.53

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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.