Home / 55,862.96-83,776.67-18,416.05

Finding the Fourth Proportional to 55,862.96, 83,776.67 and 18,416.05

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Solution

The fourth proportional to 55,862.96, 83,776.67 and 18,416.05 is: 27,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,862.96 : 83,776.67 = 18,416.05 : x
  2. Step 2: Convert to fraction form
    55,862.96/83,776.67 = 18,416.05/x
  3. Step 3: Cross multiply
    55,862.96x = 83,776.67 × 18,416.05
  4. Step 4: Simplify right side
    55,862.96x = 1,542,835,042.03
  5. Step 5: Solve for x
    x = 1,542,835,042.03/55,862.96
  6. Step 6: Final answer
    x = 27,618.21

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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.