Home / 146,365.25-201,981.38-82,701.68

Finding the Fourth Proportional to 146,365.25, 201,981.38 and 82,701.68

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Solution

The fourth proportional to 146,365.25, 201,981.38 and 82,701.68 is: 114,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,365.25 : 201,981.38 = 82,701.68 : x
  2. Step 2: Convert to fraction form
    146,365.25/201,981.38 = 82,701.68/x
  3. Step 3: Cross multiply
    146,365.25x = 201,981.38 × 82,701.68
  4. Step 4: Simplify right side
    146,365.25x = 16,704,198,031.30
  5. Step 5: Solve for x
    x = 16,704,198,031.30/146,365.25
  6. Step 6: Final answer
    x = 114,126.81

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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.