Home / 281,240.43-421,904.38-94,208.19

Finding the Fourth Proportional to 281,240.43, 421,904.38 and 94,208.19

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Solution

The fourth proportional to 281,240.43, 421,904.38 and 94,208.19 is: 141,326.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,240.43 : 421,904.38 = 94,208.19 : x
  2. Step 2: Convert to fraction form
    281,240.43/421,904.38 = 94,208.19/x
  3. Step 3: Cross multiply
    281,240.43x = 421,904.38 × 94,208.19
  4. Step 4: Simplify right side
    281,240.43x = 39,746,847,992.87
  5. Step 5: Solve for x
    x = 39,746,847,992.87/281,240.43
  6. Step 6: Final answer
    x = 141,326.94

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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.