Home / 190,106.36-262,340.88-109,534.04

Finding the Fourth Proportional to 190,106.36, 262,340.88 and 109,534.04

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Solution

The fourth proportional to 190,106.36, 262,340.88 and 109,534.04 is: 151,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,106.36 : 262,340.88 = 109,534.04 : x
  2. Step 2: Convert to fraction form
    190,106.36/262,340.88 = 109,534.04/x
  3. Step 3: Cross multiply
    190,106.36x = 262,340.88 × 109,534.04
  4. Step 4: Simplify right side
    190,106.36x = 28,735,256,443.56
  5. Step 5: Solve for x
    x = 28,735,256,443.56/190,106.36
  6. Step 6: Final answer
    x = 151,153.58

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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.