Home / 207,165.42-285,885.45-116,521.36

Finding the Fourth Proportional to 207,165.42, 285,885.45 and 116,521.36

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Solution

The fourth proportional to 207,165.42, 285,885.45 and 116,521.36 is: 160,797.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,165.42 : 285,885.45 = 116,521.36 : x
  2. Step 2: Convert to fraction form
    207,165.42/285,885.45 = 116,521.36/x
  3. Step 3: Cross multiply
    207,165.42x = 285,885.45 × 116,521.36
  4. Step 4: Simplify right side
    207,165.42x = 33,311,760,723.50
  5. Step 5: Solve for x
    x = 33,311,760,723.50/207,165.42
  6. Step 6: Final answer
    x = 160,797.88

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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.