Home / 195,017.68-292,548.48-76,673.44

Finding the Fourth Proportional to 195,017.68, 292,548.48 and 76,673.44

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Solution

The fourth proportional to 195,017.68, 292,548.48 and 76,673.44 is: 115,018.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,017.68 : 292,548.48 = 76,673.44 : x
  2. Step 2: Convert to fraction form
    195,017.68/292,548.48 = 76,673.44/x
  3. Step 3: Cross multiply
    195,017.68x = 292,548.48 × 76,673.44
  4. Step 4: Simplify right side
    195,017.68x = 22,430,698,328.37
  5. Step 5: Solve for x
    x = 22,430,698,328.37/195,017.68
  6. Step 6: Final answer
    x = 115,018.79

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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.