Home / 250,949.36-346,312.61-136,228.89

Finding the Fourth Proportional to 250,949.36, 346,312.61 and 136,228.89

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Solution

The fourth proportional to 250,949.36, 346,312.61 and 136,228.89 is: 187,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,949.36 : 346,312.61 = 136,228.89 : x
  2. Step 2: Convert to fraction form
    250,949.36/346,312.61 = 136,228.89/x
  3. Step 3: Cross multiply
    250,949.36x = 346,312.61 × 136,228.89
  4. Step 4: Simplify right side
    250,949.36x = 47,177,781,772.16
  5. Step 5: Solve for x
    x = 47,177,781,772.16/250,949.36
  6. Step 6: Final answer
    x = 187,997.22

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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.