Home / 294,019.70-405,826.50-192,043

Finding the Fourth Proportional to 294,019.70, 405,826.50 and 192,043

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Solution

The fourth proportional to 294,019.70, 405,826.50 and 192,043 is: 265,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,019.70 : 405,826.50 = 192,043 : x
  2. Step 2: Convert to fraction form
    294,019.70/405,826.50 = 192,043/x
  3. Step 3: Cross multiply
    294,019.70x = 405,826.50 × 192,043
  4. Step 4: Simplify right side
    294,019.70x = 77,936,138,539.50
  5. Step 5: Solve for x
    x = 77,936,138,539.50/294,019.70
  6. Step 6: Final answer
    x = 265,071.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.