Home / 293,777.87-405,382.93-172,911.95

Finding the Fourth Proportional to 293,777.87, 405,382.93 and 172,911.95

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Solution

The fourth proportional to 293,777.87, 405,382.93 and 172,911.95 is: 238,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,777.87 : 405,382.93 = 172,911.95 : x
  2. Step 2: Convert to fraction form
    293,777.87/405,382.93 = 172,911.95/x
  3. Step 3: Cross multiply
    293,777.87x = 405,382.93 × 172,911.95
  4. Step 4: Simplify right side
    293,777.87x = 70,095,551,984.01
  5. Step 5: Solve for x
    x = 70,095,551,984.01/293,777.87
  6. Step 6: Final answer
    x = 238,600.52

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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.