Home / 195,064.88-292,681.83-68,795.36

Finding the Fourth Proportional to 195,064.88, 292,681.83 and 68,795.36

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Solution

The fourth proportional to 195,064.88, 292,681.83 and 68,795.36 is: 103,222.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,064.88 : 292,681.83 = 68,795.36 : x
  2. Step 2: Convert to fraction form
    195,064.88/292,681.83 = 68,795.36/x
  3. Step 3: Cross multiply
    195,064.88x = 292,681.83 × 68,795.36
  4. Step 4: Simplify right side
    195,064.88x = 20,135,151,860.31
  5. Step 5: Solve for x
    x = 20,135,151,860.31/195,064.88
  6. Step 6: Final answer
    x = 103,222.84

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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.