Home / 190,904.04-263,216.18-165,015.92

Finding the Fourth Proportional to 190,904.04, 263,216.18 and 165,015.92

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Solution

The fourth proportional to 190,904.04, 263,216.18 and 165,015.92 is: 227,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,904.04 : 263,216.18 = 165,015.92 : x
  2. Step 2: Convert to fraction form
    190,904.04/263,216.18 = 165,015.92/x
  3. Step 3: Cross multiply
    190,904.04x = 263,216.18 × 165,015.92
  4. Step 4: Simplify right side
    190,904.04x = 43,434,860,101.59
  5. Step 5: Solve for x
    x = 43,434,860,101.59/190,904.04
  6. Step 6: Final answer
    x = 227,521.95

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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.