Home / 53,622.51-80,448.34-18,564.90

Finding the Fourth Proportional to 53,622.51, 80,448.34 and 18,564.90

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Solution

The fourth proportional to 53,622.51, 80,448.34 and 18,564.90 is: 27,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,622.51 : 80,448.34 = 18,564.90 : x
  2. Step 2: Convert to fraction form
    53,622.51/80,448.34 = 18,564.90/x
  3. Step 3: Cross multiply
    53,622.51x = 80,448.34 × 18,564.90
  4. Step 4: Simplify right side
    53,622.51x = 1,493,515,387.27
  5. Step 5: Solve for x
    x = 1,493,515,387.27/53,622.51
  6. Step 6: Final answer
    x = 27,852.40

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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.