Home / 272,606.20-376,207.61-151,739.82

Finding the Fourth Proportional to 272,606.20, 376,207.61 and 151,739.82

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Solution

The fourth proportional to 272,606.20, 376,207.61 and 151,739.82 is: 209,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,606.20 : 376,207.61 = 151,739.82 : x
  2. Step 2: Convert to fraction form
    272,606.20/376,207.61 = 151,739.82/x
  3. Step 3: Cross multiply
    272,606.20x = 376,207.61 × 151,739.82
  4. Step 4: Simplify right side
    272,606.20x = 57,085,674,265.33
  5. Step 5: Solve for x
    x = 57,085,674,265.33/272,606.20
  6. Step 6: Final answer
    x = 209,407.10

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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.