Home / 86,994.06-130,510.56-27,833.28

Finding the Fourth Proportional to 86,994.06, 130,510.56 and 27,833.28

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Solution

The fourth proportional to 86,994.06, 130,510.56 and 27,833.28 is: 41,756.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,994.06 : 130,510.56 = 27,833.28 : x
  2. Step 2: Convert to fraction form
    86,994.06/130,510.56 = 27,833.28/x
  3. Step 3: Cross multiply
    86,994.06x = 130,510.56 × 27,833.28
  4. Step 4: Simplify right side
    86,994.06x = 3,632,536,959.44
  5. Step 5: Solve for x
    x = 3,632,536,959.44/86,994.06
  6. Step 6: Final answer
    x = 41,756.15

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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.