Home / 245,712.12-368,527.06-68,237.07

Finding the Fourth Proportional to 245,712.12, 368,527.06 and 68,237.07

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Solution

The fourth proportional to 245,712.12, 368,527.06 and 68,237.07 is: 102,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,712.12 : 368,527.06 = 68,237.07 : x
  2. Step 2: Convert to fraction form
    245,712.12/368,527.06 = 68,237.07/x
  3. Step 3: Cross multiply
    245,712.12x = 368,527.06 × 68,237.07
  4. Step 4: Simplify right side
    245,712.12x = 25,147,206,790.11
  5. Step 5: Solve for x
    x = 25,147,206,790.11/245,712.12
  6. Step 6: Final answer
    x = 102,344.19

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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.