Home / 190,443.02-262,814.34-113,965.32

Finding the Fourth Proportional to 190,443.02, 262,814.34 and 113,965.32

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Solution

The fourth proportional to 190,443.02, 262,814.34 and 113,965.32 is: 157,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,443.02 : 262,814.34 = 113,965.32 : x
  2. Step 2: Convert to fraction form
    190,443.02/262,814.34 = 113,965.32/x
  3. Step 3: Cross multiply
    190,443.02x = 262,814.34 × 113,965.32
  4. Step 4: Simplify right side
    190,443.02x = 29,951,721,771.61
  5. Step 5: Solve for x
    x = 29,951,721,771.61/190,443.02
  6. Step 6: Final answer
    x = 157,273.93

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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.