Home / 163,778.02-226,136.86-161,162.32

Finding the Fourth Proportional to 163,778.02, 226,136.86 and 161,162.32

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Solution

The fourth proportional to 163,778.02, 226,136.86 and 161,162.32 is: 222,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,778.02 : 226,136.86 = 161,162.32 : x
  2. Step 2: Convert to fraction form
    163,778.02/226,136.86 = 161,162.32/x
  3. Step 3: Cross multiply
    163,778.02x = 226,136.86 × 161,162.32
  4. Step 4: Simplify right side
    163,778.02x = 36,444,740,995.12
  5. Step 5: Solve for x
    x = 36,444,740,995.12/163,778.02
  6. Step 6: Final answer
    x = 222,525.23

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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.