Home / 141,913.06-195,868.38-81,525.16

Finding the Fourth Proportional to 141,913.06, 195,868.38 and 81,525.16

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Solution

The fourth proportional to 141,913.06, 195,868.38 and 81,525.16 is: 112,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,913.06 : 195,868.38 = 81,525.16 : x
  2. Step 2: Convert to fraction form
    141,913.06/195,868.38 = 81,525.16/x
  3. Step 3: Cross multiply
    141,913.06x = 195,868.38 × 81,525.16
  4. Step 4: Simplify right side
    141,913.06x = 15,968,201,018.44
  5. Step 5: Solve for x
    x = 15,968,201,018.44/141,913.06
  6. Step 6: Final answer
    x = 112,521.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.