Home / 240,669.12-361,004.40-82,895.52

Finding the Fourth Proportional to 240,669.12, 361,004.40 and 82,895.52

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Solution

The fourth proportional to 240,669.12, 361,004.40 and 82,895.52 is: 124,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,669.12 : 361,004.40 = 82,895.52 : x
  2. Step 2: Convert to fraction form
    240,669.12/361,004.40 = 82,895.52/x
  3. Step 3: Cross multiply
    240,669.12x = 361,004.40 × 82,895.52
  4. Step 4: Simplify right side
    240,669.12x = 29,925,647,460.29
  5. Step 5: Solve for x
    x = 29,925,647,460.29/240,669.12
  6. Step 6: Final answer
    x = 124,343.53

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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.