Home / 86,306.96-129,467.46-23,977.46

Finding the Fourth Proportional to 86,306.96, 129,467.46 and 23,977.46

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Solution

The fourth proportional to 86,306.96, 129,467.46 and 23,977.46 is: 35,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,306.96 : 129,467.46 = 23,977.46 : x
  2. Step 2: Convert to fraction form
    86,306.96/129,467.46 = 23,977.46/x
  3. Step 3: Cross multiply
    86,306.96x = 129,467.46 × 23,977.46
  4. Step 4: Simplify right side
    86,306.96x = 3,104,300,843.45
  5. Step 5: Solve for x
    x = 3,104,300,843.45/86,306.96
  6. Step 6: Final answer
    x = 35,968.14

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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.