Home / 92,996.11-128,334.81-50,554.54

Finding the Fourth Proportional to 92,996.11, 128,334.81 and 50,554.54

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Solution

The fourth proportional to 92,996.11, 128,334.81 and 50,554.54 is: 69,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,996.11 : 128,334.81 = 50,554.54 : x
  2. Step 2: Convert to fraction form
    92,996.11/128,334.81 = 50,554.54/x
  3. Step 3: Cross multiply
    92,996.11x = 128,334.81 × 50,554.54
  4. Step 4: Simplify right side
    92,996.11x = 6,487,907,285.54
  5. Step 5: Solve for x
    x = 6,487,907,285.54/92,996.11
  6. Step 6: Final answer
    x = 69,765.36

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1.5x scale

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.