Home / 190,646.66-285,519.06-165,550.34

Finding the Fourth Proportional to 190,646.66, 285,519.06 and 165,550.34

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Solution

The fourth proportional to 190,646.66, 285,519.06 and 165,550.34 is: 247,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,646.66 : 285,519.06 = 165,550.34 : x
  2. Step 2: Convert to fraction form
    190,646.66/285,519.06 = 165,550.34/x
  3. Step 3: Cross multiply
    190,646.66x = 285,519.06 × 165,550.34
  4. Step 4: Simplify right side
    190,646.66x = 47,267,777,459.48
  5. Step 5: Solve for x
    x = 47,267,777,459.48/190,646.66
  6. Step 6: Final answer
    x = 247,933.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.