Home / 163,784.93-226,146.38-161,169.23

Finding the Fourth Proportional to 163,784.93, 226,146.38 and 161,169.23

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Solution

The fourth proportional to 163,784.93, 226,146.38 and 161,169.23 is: 222,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,784.93 : 226,146.38 = 161,169.23 : x
  2. Step 2: Convert to fraction form
    163,784.93/226,146.38 = 161,169.23/x
  3. Step 3: Cross multiply
    163,784.93x = 226,146.38 × 161,169.23
  4. Step 4: Simplify right side
    163,784.93x = 36,447,835,995.31
  5. Step 5: Solve for x
    x = 36,447,835,995.31/163,784.93
  6. Step 6: Final answer
    x = 222,534.74

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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.