Home / 190,295.17-262,358.40-163,723.12

Finding the Fourth Proportional to 190,295.17, 262,358.40 and 163,723.12

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Solution

The fourth proportional to 190,295.17, 262,358.40 and 163,723.12 is: 225,723.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,295.17 : 262,358.40 = 163,723.12 : x
  2. Step 2: Convert to fraction form
    190,295.17/262,358.40 = 163,723.12/x
  3. Step 3: Cross multiply
    190,295.17x = 262,358.40 × 163,723.12
  4. Step 4: Simplify right side
    190,295.17x = 42,954,135,806.21
  5. Step 5: Solve for x
    x = 42,954,135,806.21/190,295.17
  6. Step 6: Final answer
    x = 225,723.73

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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.