Home / 190,233.18-262,525.32-109,647.09

Finding the Fourth Proportional to 190,233.18, 262,525.32 and 109,647.09

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Solution

The fourth proportional to 190,233.18, 262,525.32 and 109,647.09 is: 151,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,233.18 : 262,525.32 = 109,647.09 : x
  2. Step 2: Convert to fraction form
    190,233.18/262,525.32 = 109,647.09/x
  3. Step 3: Cross multiply
    190,233.18x = 262,525.32 × 109,647.09
  4. Step 4: Simplify right side
    190,233.18x = 28,785,137,389.32
  5. Step 5: Solve for x
    x = 28,785,137,389.32/190,233.18
  6. Step 6: Final answer
    x = 151,315.02

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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.