Home / 86,968.36-130,471.16-26,995.52

Finding the Fourth Proportional to 86,968.36, 130,471.16 and 26,995.52

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Solution

The fourth proportional to 86,968.36, 130,471.16 and 26,995.52 is: 40,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,968.36 : 130,471.16 = 26,995.52 : x
  2. Step 2: Convert to fraction form
    86,968.36/130,471.16 = 26,995.52/x
  3. Step 3: Cross multiply
    86,968.36x = 130,471.16 × 26,995.52
  4. Step 4: Simplify right side
    86,968.36x = 3,522,136,785.30
  5. Step 5: Solve for x
    x = 3,522,136,785.30/86,968.36
  6. Step 6: Final answer
    x = 40,499.06

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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.