Home / 151,786.61-227,638.34-57,009.47

Finding the Fourth Proportional to 151,786.61, 227,638.34 and 57,009.47

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Solution

The fourth proportional to 151,786.61, 227,638.34 and 57,009.47 is: 85,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,786.61 : 227,638.34 = 57,009.47 : x
  2. Step 2: Convert to fraction form
    151,786.61/227,638.34 = 57,009.47/x
  3. Step 3: Cross multiply
    151,786.61x = 227,638.34 × 57,009.47
  4. Step 4: Simplify right side
    151,786.61x = 12,977,539,905.63
  5. Step 5: Solve for x
    x = 12,977,539,905.63/151,786.61
  6. Step 6: Final answer
    x = 85,498.58

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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.