Home / 151,208.40-226,812.60-123,214.80

Finding the Fourth Proportional to 151,208.40, 226,812.60 and 123,214.80

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Solution

The fourth proportional to 151,208.40, 226,812.60 and 123,214.80 is: 184,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,208.40 : 226,812.60 = 123,214.80 : x
  2. Step 2: Convert to fraction form
    151,208.40/226,812.60 = 123,214.80/x
  3. Step 3: Cross multiply
    151,208.40x = 226,812.60 × 123,214.80
  4. Step 4: Simplify right side
    151,208.40x = 27,946,669,146.48
  5. Step 5: Solve for x
    x = 27,946,669,146.48/151,208.40
  6. Step 6: Final answer
    x = 184,822.20

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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.