Home / 190,976.71-286,494.78-57,825.27

Finding the Fourth Proportional to 190,976.71, 286,494.78 and 57,825.27

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Solution

The fourth proportional to 190,976.71, 286,494.78 and 57,825.27 is: 86,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,976.71 : 286,494.78 = 57,825.27 : x
  2. Step 2: Convert to fraction form
    190,976.71/286,494.78 = 57,825.27/x
  3. Step 3: Cross multiply
    190,976.71x = 286,494.78 × 57,825.27
  4. Step 4: Simplify right side
    190,976.71x = 16,566,638,007.09
  5. Step 5: Solve for x
    x = 16,566,638,007.09/190,976.71
  6. Step 6: Final answer
    x = 86,746.90

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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.