Home / 55,541.03-83,311.47-18,101.00

Finding the Fourth Proportional to 55,541.03, 83,311.47 and 18,101.00

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Solution

The fourth proportional to 55,541.03, 83,311.47 and 18,101.00 is: 27,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,541.03 : 83,311.47 = 18,101.00 : x
  2. Step 2: Convert to fraction form
    55,541.03/83,311.47 = 18,101.00/x
  3. Step 3: Cross multiply
    55,541.03x = 83,311.47 × 18,101.00
  4. Step 4: Simplify right side
    55,541.03x = 1,508,021,126.75
  5. Step 5: Solve for x
    x = 1,508,021,126.75/55,541.03
  6. Step 6: Final answer
    x = 27,151.48

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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.