Home / 69,986.24-104,875.64-57,594.32

Finding the Fourth Proportional to 69,986.24, 104,875.64 and 57,594.32

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Solution

The fourth proportional to 69,986.24, 104,875.64 and 57,594.32 is: 86,306.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,986.24 : 104,875.64 = 57,594.32 : x
  2. Step 2: Convert to fraction form
    69,986.24/104,875.64 = 57,594.32/x
  3. Step 3: Cross multiply
    69,986.24x = 104,875.64 × 57,594.32
  4. Step 4: Simplify right side
    69,986.24x = 6,040,241,170.36
  5. Step 5: Solve for x
    x = 6,040,241,170.36/69,986.24
  6. Step 6: Final answer
    x = 86,306.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.