Home / 69,201.18-95,477.88-38,975.94

Finding the Fourth Proportional to 69,201.18, 95,477.88 and 38,975.94

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Solution

The fourth proportional to 69,201.18, 95,477.88 and 38,975.94 is: 53,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,201.18 : 95,477.88 = 38,975.94 : x
  2. Step 2: Convert to fraction form
    69,201.18/95,477.88 = 38,975.94/x
  3. Step 3: Cross multiply
    69,201.18x = 95,477.88 × 38,975.94
  4. Step 4: Simplify right side
    69,201.18x = 3,721,339,927.33
  5. Step 5: Solve for x
    x = 3,721,339,927.33/69,201.18
  6. Step 6: Final answer
    x = 53,775.67

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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.