Home / 272,583.60-376,165.33-151,722.28

Finding the Fourth Proportional to 272,583.60, 376,165.33 and 151,722.28

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Solution

The fourth proportional to 272,583.60, 376,165.33 and 151,722.28 is: 209,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,583.60 : 376,165.33 = 151,722.28 : x
  2. Step 2: Convert to fraction form
    272,583.60/376,165.33 = 151,722.28/x
  3. Step 3: Cross multiply
    272,583.60x = 376,165.33 × 151,722.28
  4. Step 4: Simplify right side
    272,583.60x = 57,072,661,524.55
  5. Step 5: Solve for x
    x = 57,072,661,524.55/272,583.60
  6. Step 6: Final answer
    x = 209,376.73

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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.