Home / 69,090.12-95,347.44-40,795.92

Finding the Fourth Proportional to 69,090.12, 95,347.44 and 40,795.92

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Solution

The fourth proportional to 69,090.12, 95,347.44 and 40,795.92 is: 56,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,090.12 : 95,347.44 = 40,795.92 : x
  2. Step 2: Convert to fraction form
    69,090.12/95,347.44 = 40,795.92/x
  3. Step 3: Cross multiply
    69,090.12x = 95,347.44 × 40,795.92
  4. Step 4: Simplify right side
    69,090.12x = 3,889,786,534.44
  5. Step 5: Solve for x
    x = 3,889,786,534.44/69,090.12
  6. Step 6: Final answer
    x = 56,300.18

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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.