Home / 161,644.36-222,992.04-125,587.60

Finding the Fourth Proportional to 161,644.36, 222,992.04 and 125,587.60

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Solution

The fourth proportional to 161,644.36, 222,992.04 and 125,587.60 is: 173,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,644.36 : 222,992.04 = 125,587.60 : x
  2. Step 2: Convert to fraction form
    161,644.36/222,992.04 = 125,587.60/x
  3. Step 3: Cross multiply
    161,644.36x = 222,992.04 × 125,587.60
  4. Step 4: Simplify right side
    161,644.36x = 28,005,035,122.70
  5. Step 5: Solve for x
    x = 28,005,035,122.70/161,644.36
  6. Step 6: Final answer
    x = 173,250.93

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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.