Home / 272,848.72-376,525.56-151,989.84

Finding the Fourth Proportional to 272,848.72, 376,525.56 and 151,989.84

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Solution

The fourth proportional to 272,848.72, 376,525.56 and 151,989.84 is: 209,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,848.72 : 376,525.56 = 151,989.84 : x
  2. Step 2: Convert to fraction form
    272,848.72/376,525.56 = 151,989.84/x
  3. Step 3: Cross multiply
    272,848.72x = 376,525.56 × 151,989.84
  4. Step 4: Simplify right side
    272,848.72x = 57,228,059,620.31
  5. Step 5: Solve for x
    x = 57,228,059,620.31/272,848.72
  6. Step 6: Final answer
    x = 209,742.82

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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.