Home / 163,185.62-225,212.36-109,582.25

Finding the Fourth Proportional to 163,185.62, 225,212.36 and 109,582.25

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Solution

The fourth proportional to 163,185.62, 225,212.36 and 109,582.25 is: 151,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,185.62 : 225,212.36 = 109,582.25 : x
  2. Step 2: Convert to fraction form
    163,185.62/225,212.36 = 109,582.25/x
  3. Step 3: Cross multiply
    163,185.62x = 225,212.36 × 109,582.25
  4. Step 4: Simplify right side
    163,185.62x = 24,679,275,462.64
  5. Step 5: Solve for x
    x = 24,679,275,462.64/163,185.62
  6. Step 6: Final answer
    x = 151,234.38

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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.