Home / 89,948.54-134,898.20-33,784.31

Finding the Fourth Proportional to 89,948.54, 134,898.20 and 33,784.31

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Solution

The fourth proportional to 89,948.54, 134,898.20 and 33,784.31 is: 50,667.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,948.54 : 134,898.20 = 33,784.31 : x
  2. Step 2: Convert to fraction form
    89,948.54/134,898.20 = 33,784.31/x
  3. Step 3: Cross multiply
    89,948.54x = 134,898.20 × 33,784.31
  4. Step 4: Simplify right side
    89,948.54x = 4,557,442,438.32
  5. Step 5: Solve for x
    x = 4,557,442,438.32/89,948.54
  6. Step 6: Final answer
    x = 50,667.22

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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.