Home / 38,991.08-53,784.60-23,890.52

Finding the Fourth Proportional to 38,991.08, 53,784.60 and 23,890.52

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Solution

The fourth proportional to 38,991.08, 53,784.60 and 23,890.52 is: 32,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,991.08 : 53,784.60 = 23,890.52 : x
  2. Step 2: Convert to fraction form
    38,991.08/53,784.60 = 23,890.52/x
  3. Step 3: Cross multiply
    38,991.08x = 53,784.60 × 23,890.52
  4. Step 4: Simplify right side
    38,991.08x = 1,284,942,061.99
  5. Step 5: Solve for x
    x = 1,284,942,061.99/38,991.08
  6. Step 6: Final answer
    x = 32,954.77

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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.