Home / 146,367.20-201,981.60-82,703.63

Finding the Fourth Proportional to 146,367.20, 201,981.60 and 82,703.63

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Solution

The fourth proportional to 146,367.20, 201,981.60 and 82,703.63 is: 114,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,367.20 : 201,981.60 = 82,703.63 : x
  2. Step 2: Convert to fraction form
    146,367.20/201,981.60 = 82,703.63/x
  3. Step 3: Cross multiply
    146,367.20x = 201,981.60 × 82,703.63
  4. Step 4: Simplify right side
    146,367.20x = 16,704,612,018.16
  5. Step 5: Solve for x
    x = 16,704,612,018.16/146,367.20
  6. Step 6: Final answer
    x = 114,128.11

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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.