Home / 146,016.08-201,505.20-82,341.68

Finding the Fourth Proportional to 146,016.08, 201,505.20 and 82,341.68

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Solution

The fourth proportional to 146,016.08, 201,505.20 and 82,341.68 is: 113,633.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,016.08 : 201,505.20 = 82,341.68 : x
  2. Step 2: Convert to fraction form
    146,016.08/201,505.20 = 82,341.68/x
  3. Step 3: Cross multiply
    146,016.08x = 201,505.20 × 82,341.68
  4. Step 4: Simplify right side
    146,016.08x = 16,592,276,696.74
  5. Step 5: Solve for x
    x = 16,592,276,696.74/146,016.08
  6. Step 6: Final answer
    x = 113,633.22

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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.