Home / 146,525.69-202,194.63-81,986.36

Finding the Fourth Proportional to 146,525.69, 202,194.63 and 81,986.36

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Solution

The fourth proportional to 146,525.69, 202,194.63 and 81,986.36 is: 113,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,525.69 : 202,194.63 = 81,986.36 : x
  2. Step 2: Convert to fraction form
    146,525.69/202,194.63 = 81,986.36/x
  3. Step 3: Cross multiply
    146,525.69x = 202,194.63 × 81,986.36
  4. Step 4: Simplify right side
    146,525.69x = 16,577,201,725.25
  5. Step 5: Solve for x
    x = 16,577,201,725.25/146,525.69
  6. Step 6: Final answer
    x = 113,135.12

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1.5x scale

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.