Home / 146,146.88-201,662.52-81,608.24

Finding the Fourth Proportional to 146,146.88, 201,662.52 and 81,608.24

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Solution

The fourth proportional to 146,146.88, 201,662.52 and 81,608.24 is: 112,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,146.88 : 201,662.52 = 81,608.24 : x
  2. Step 2: Convert to fraction form
    146,146.88/201,662.52 = 81,608.24/x
  3. Step 3: Cross multiply
    146,146.88x = 201,662.52 × 81,608.24
  4. Step 4: Simplify right side
    146,146.88x = 16,457,323,331.16
  5. Step 5: Solve for x
    x = 16,457,323,331.16/146,146.88
  6. Step 6: Final answer
    x = 112,608.11

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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.