Home / 69,749.10-96,237.89-39,527.49

Finding the Fourth Proportional to 69,749.10, 96,237.89 and 39,527.49

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Solution

The fourth proportional to 69,749.10, 96,237.89 and 39,527.49 is: 54,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,749.10 : 96,237.89 = 39,527.49 : x
  2. Step 2: Convert to fraction form
    69,749.10/96,237.89 = 39,527.49/x
  3. Step 3: Cross multiply
    69,749.10x = 96,237.89 × 39,527.49
  4. Step 4: Simplify right side
    69,749.10x = 3,804,042,546.08
  5. Step 5: Solve for x
    x = 3,804,042,546.08/69,749.10
  6. Step 6: Final answer
    x = 54,538.95

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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.