Home / 194,949.75-269,031.51-105,525.75

Finding the Fourth Proportional to 194,949.75, 269,031.51 and 105,525.75

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Solution

The fourth proportional to 194,949.75, 269,031.51 and 105,525.75 is: 145,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,949.75 : 269,031.51 = 105,525.75 : x
  2. Step 2: Convert to fraction form
    194,949.75/269,031.51 = 105,525.75/x
  3. Step 3: Cross multiply
    194,949.75x = 269,031.51 × 105,525.75
  4. Step 4: Simplify right side
    194,949.75x = 28,389,751,866.38
  5. Step 5: Solve for x
    x = 28,389,751,866.38/194,949.75
  6. Step 6: Final answer
    x = 145,626.00

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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.