Home / 190,968.57-286,467.44-57,859.85

Finding the Fourth Proportional to 190,968.57, 286,467.44 and 57,859.85

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Solution

The fourth proportional to 190,968.57, 286,467.44 and 57,859.85 is: 86,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,968.57 : 286,467.44 = 57,859.85 : x
  2. Step 2: Convert to fraction form
    190,968.57/286,467.44 = 57,859.85/x
  3. Step 3: Cross multiply
    190,968.57x = 286,467.44 × 57,859.85
  4. Step 4: Simplify right side
    190,968.57x = 16,574,963,535.15
  5. Step 5: Solve for x
    x = 16,574,963,535.15/190,968.57
  6. Step 6: Final answer
    x = 86,794.20

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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.