Home / 251,583.06-347,190.94-136,868.16

Finding the Fourth Proportional to 251,583.06, 347,190.94 and 136,868.16

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Solution

The fourth proportional to 251,583.06, 347,190.94 and 136,868.16 is: 188,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,583.06 : 347,190.94 = 136,868.16 : x
  2. Step 2: Convert to fraction form
    251,583.06/347,190.94 = 136,868.16/x
  3. Step 3: Cross multiply
    251,583.06x = 347,190.94 × 136,868.16
  4. Step 4: Simplify right side
    251,583.06x = 47,519,385,126.47
  5. Step 5: Solve for x
    x = 47,519,385,126.47/251,583.06
  6. Step 6: Final answer
    x = 188,881.50

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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.