Home / 86,972.46-130,495.83-37,076.06

Finding the Fourth Proportional to 86,972.46, 130,495.83 and 37,076.06

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Solution

The fourth proportional to 86,972.46, 130,495.83 and 37,076.06 is: 55,629.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,972.46 : 130,495.83 = 37,076.06 : x
  2. Step 2: Convert to fraction form
    86,972.46/130,495.83 = 37,076.06/x
  3. Step 3: Cross multiply
    86,972.46x = 130,495.83 × 37,076.06
  4. Step 4: Simplify right side
    86,972.46x = 4,838,270,570.35
  5. Step 5: Solve for x
    x = 4,838,270,570.35/86,972.46
  6. Step 6: Final answer
    x = 55,629.92

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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.