Home / 88,735.50-133,122.69-33,331.50

Finding the Fourth Proportional to 88,735.50, 133,122.69 and 33,331.50

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Solution

The fourth proportional to 88,735.50, 133,122.69 and 33,331.50 is: 50,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,735.50 : 133,122.69 = 33,331.50 : x
  2. Step 2: Convert to fraction form
    88,735.50/133,122.69 = 33,331.50/x
  3. Step 3: Cross multiply
    88,735.50x = 133,122.69 × 33,331.50
  4. Step 4: Simplify right side
    88,735.50x = 4,437,178,941.74
  5. Step 5: Solve for x
    x = 4,437,178,941.74/88,735.50
  6. Step 6: Final answer
    x = 50,004.55

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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.