Home / 190,360.86-262,694.07-105,477.18

Finding the Fourth Proportional to 190,360.86, 262,694.07 and 105,477.18

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Solution

The fourth proportional to 190,360.86, 262,694.07 and 105,477.18 is: 145,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,360.86 : 262,694.07 = 105,477.18 : x
  2. Step 2: Convert to fraction form
    190,360.86/262,694.07 = 105,477.18/x
  3. Step 3: Cross multiply
    190,360.86x = 262,694.07 × 105,477.18
  4. Step 4: Simplify right side
    190,360.86x = 27,708,229,706.32
  5. Step 5: Solve for x
    x = 27,708,229,706.32/190,360.86
  6. Step 6: Final answer
    x = 145,556.34

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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.