Home / 195,231.24-292,919.73-76,985.01

Finding the Fourth Proportional to 195,231.24, 292,919.73 and 76,985.01

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Solution

The fourth proportional to 195,231.24, 292,919.73 and 76,985.01 is: 115,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,231.24 : 292,919.73 = 76,985.01 : x
  2. Step 2: Convert to fraction form
    195,231.24/292,919.73 = 76,985.01/x
  3. Step 3: Cross multiply
    195,231.24x = 292,919.73 × 76,985.01
  4. Step 4: Simplify right side
    195,231.24x = 22,550,428,343.25
  5. Step 5: Solve for x
    x = 22,550,428,343.25/195,231.24
  6. Step 6: Final answer
    x = 115,506.25

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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.