Home / 167,020.80-251,114.40-163,521.60

Finding the Fourth Proportional to 167,020.80, 251,114.40 and 163,521.60

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Solution

The fourth proportional to 167,020.80, 251,114.40 and 163,521.60 is: 245,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,020.80 : 251,114.40 = 163,521.60 : x
  2. Step 2: Convert to fraction form
    167,020.80/251,114.40 = 163,521.60/x
  3. Step 3: Cross multiply
    167,020.80x = 251,114.40 × 163,521.60
  4. Step 4: Simplify right side
    167,020.80x = 41,062,628,471.04
  5. Step 5: Solve for x
    x = 41,062,628,471.04/167,020.80
  6. Step 6: Final answer
    x = 245,853.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.