Home / 299,986.21-414,006.53-170,964.15

Finding the Fourth Proportional to 299,986.21, 414,006.53 and 170,964.15

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Solution

The fourth proportional to 299,986.21, 414,006.53 and 170,964.15 is: 235,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,986.21 : 414,006.53 = 170,964.15 : x
  2. Step 2: Convert to fraction form
    299,986.21/414,006.53 = 170,964.15/x
  3. Step 3: Cross multiply
    299,986.21x = 414,006.53 × 170,964.15
  4. Step 4: Simplify right side
    299,986.21x = 70,780,272,088.55
  5. Step 5: Solve for x
    x = 70,780,272,088.55/299,986.21
  6. Step 6: Final answer
    x = 235,945.08

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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.