Home / 215,984.23-323,954.47-58,228.63

Finding the Fourth Proportional to 215,984.23, 323,954.47 and 58,228.63

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Solution

The fourth proportional to 215,984.23, 323,954.47 and 58,228.63 is: 87,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,984.23 : 323,954.47 = 58,228.63 : x
  2. Step 2: Convert to fraction form
    215,984.23/323,954.47 = 58,228.63/x
  3. Step 3: Cross multiply
    215,984.23x = 323,954.47 × 58,228.63
  4. Step 4: Simplify right side
    215,984.23x = 18,863,424,015.02
  5. Step 5: Solve for x
    x = 18,863,424,015.02/215,984.23
  6. Step 6: Final answer
    x = 87,337.04

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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.