Home / 305,119.44-457,848.72-136,632.96

Finding the Fourth Proportional to 305,119.44, 457,848.72 and 136,632.96

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Solution

The fourth proportional to 305,119.44, 457,848.72 and 136,632.96 is: 205,025.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,119.44 : 457,848.72 = 136,632.96 : x
  2. Step 2: Convert to fraction form
    305,119.44/457,848.72 = 136,632.96/x
  3. Step 3: Cross multiply
    305,119.44x = 457,848.72 × 136,632.96
  4. Step 4: Simplify right side
    305,119.44x = 62,557,225,845.81
  5. Step 5: Solve for x
    x = 62,557,225,845.81/305,119.44
  6. Step 6: Final answer
    x = 205,025.37

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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.