Home / 558,295.78-837,448.86-158,936.50

Finding the Fourth Proportional to 558,295.78, 837,448.86 and 158,936.50

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Solution

The fourth proportional to 558,295.78, 837,448.86 and 158,936.50 is: 238,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,295.78 : 837,448.86 = 158,936.50 : x
  2. Step 2: Convert to fraction form
    558,295.78/837,448.86 = 158,936.50/x
  3. Step 3: Cross multiply
    558,295.78x = 837,448.86 × 158,936.50
  4. Step 4: Simplify right side
    558,295.78x = 133,101,190,737.39
  5. Step 5: Solve for x
    x = 133,101,190,737.39/558,295.78
  6. Step 6: Final answer
    x = 238,406.23

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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.