Home / 190,057.07-262,275.41-109,484.35

Finding the Fourth Proportional to 190,057.07, 262,275.41 and 109,484.35

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Solution

The fourth proportional to 190,057.07, 262,275.41 and 109,484.35 is: 151,086.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,057.07 : 262,275.41 = 109,484.35 : x
  2. Step 2: Convert to fraction form
    190,057.07/262,275.41 = 109,484.35/x
  3. Step 3: Cross multiply
    190,057.07x = 262,275.41 × 109,484.35
  4. Step 4: Simplify right side
    190,057.07x = 28,715,052,784.83
  5. Step 5: Solve for x
    x = 28,715,052,784.83/190,057.07
  6. Step 6: Final answer
    x = 151,086.48

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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.