Home / 55,271.70-82,887.30-17,841.60

Finding the Fourth Proportional to 55,271.70, 82,887.30 and 17,841.60

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Solution

The fourth proportional to 55,271.70, 82,887.30 and 17,841.60 is: 26,755.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271.70 : 82,887.30 = 17,841.60 : x
  2. Step 2: Convert to fraction form
    55,271.70/82,887.30 = 17,841.60/x
  3. Step 3: Cross multiply
    55,271.70x = 82,887.30 × 17,841.60
  4. Step 4: Simplify right side
    55,271.70x = 1,478,842,051.68
  5. Step 5: Solve for x
    x = 1,478,842,051.68/55,271.70
  6. Step 6: Final answer
    x = 26,755.86

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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.