Home / 190,417.73-262,766.34-109,840.44

Finding the Fourth Proportional to 190,417.73, 262,766.34 and 109,840.44

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Solution

The fourth proportional to 190,417.73, 262,766.34 and 109,840.44 is: 151,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,417.73 : 262,766.34 = 109,840.44 : x
  2. Step 2: Convert to fraction form
    190,417.73/262,766.34 = 109,840.44/x
  3. Step 3: Cross multiply
    190,417.73x = 262,766.34 × 109,840.44
  4. Step 4: Simplify right side
    190,417.73x = 28,862,370,402.79
  5. Step 5: Solve for x
    x = 28,862,370,402.79/190,417.73
  6. Step 6: Final answer
    x = 151,573.97

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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.