Home / 229,112.90-343,669.35-122,824.70

Finding the Fourth Proportional to 229,112.90, 343,669.35 and 122,824.70

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Solution

The fourth proportional to 229,112.90, 343,669.35 and 122,824.70 is: 184,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,112.90 : 343,669.35 = 122,824.70 : x
  2. Step 2: Convert to fraction form
    229,112.90/343,669.35 = 122,824.70/x
  3. Step 3: Cross multiply
    229,112.90x = 343,669.35 × 122,824.70
  4. Step 4: Simplify right side
    229,112.90x = 42,211,084,812.95
  5. Step 5: Solve for x
    x = 42,211,084,812.95/229,112.90
  6. Step 6: Final answer
    x = 184,237.05

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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.