Home / 190,113.92-262,370.40-113,635.52

Finding the Fourth Proportional to 190,113.92, 262,370.40 and 113,635.52

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Solution

The fourth proportional to 190,113.92, 262,370.40 and 113,635.52 is: 156,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,113.92 : 262,370.40 = 113,635.52 : x
  2. Step 2: Convert to fraction form
    190,113.92/262,370.40 = 113,635.52/x
  3. Step 3: Cross multiply
    190,113.92x = 262,370.40 × 113,635.52
  4. Step 4: Simplify right side
    190,113.92x = 29,814,596,836.61
  5. Step 5: Solve for x
    x = 29,814,596,836.61/190,113.92
  6. Step 6: Final answer
    x = 156,824.90

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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.