Home / 86,941.04-130,293.24-36,958.32

Finding the Fourth Proportional to 86,941.04, 130,293.24 and 36,958.32

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Solution

The fourth proportional to 86,941.04, 130,293.24 and 36,958.32 is: 55,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,941.04 : 130,293.24 = 36,958.32 : x
  2. Step 2: Convert to fraction form
    86,941.04/130,293.24 = 36,958.32/x
  3. Step 3: Cross multiply
    86,941.04x = 130,293.24 × 36,958.32
  4. Step 4: Simplify right side
    86,941.04x = 4,815,419,257.76
  5. Step 5: Solve for x
    x = 4,815,419,257.76/86,941.04
  6. Step 6: Final answer
    x = 55,387.18

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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.