Home / 96,986.56-133,842.96-53,969.44

Finding the Fourth Proportional to 96,986.56, 133,842.96 and 53,969.44

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Solution

The fourth proportional to 96,986.56, 133,842.96 and 53,969.44 is: 74,478.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,986.56 : 133,842.96 = 53,969.44 : x
  2. Step 2: Convert to fraction form
    96,986.56/133,842.96 = 53,969.44/x
  3. Step 3: Cross multiply
    96,986.56x = 133,842.96 × 53,969.44
  4. Step 4: Simplify right side
    96,986.56x = 7,223,429,599.14
  5. Step 5: Solve for x
    x = 7,223,429,599.14/96,986.56
  6. Step 6: Final answer
    x = 74,478.67

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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.