Home / 69,058.56-95,308.21-40,386.99

Finding the Fourth Proportional to 69,058.56, 95,308.21 and 40,386.99

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Solution

The fourth proportional to 69,058.56, 95,308.21 and 40,386.99 is: 55,738.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,058.56 : 95,308.21 = 40,386.99 : x
  2. Step 2: Convert to fraction form
    69,058.56/95,308.21 = 40,386.99/x
  3. Step 3: Cross multiply
    69,058.56x = 95,308.21 × 40,386.99
  4. Step 4: Simplify right side
    69,058.56x = 3,849,211,724.19
  5. Step 5: Solve for x
    x = 3,849,211,724.19/69,058.56
  6. Step 6: Final answer
    x = 55,738.37

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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.