Home / 55,929.96-83,908.07-18,490.02

Finding the Fourth Proportional to 55,929.96, 83,908.07 and 18,490.02

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Solution

The fourth proportional to 55,929.96, 83,908.07 and 18,490.02 is: 27,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,929.96 : 83,908.07 = 18,490.02 : x
  2. Step 2: Convert to fraction form
    55,929.96/83,908.07 = 18,490.02/x
  3. Step 3: Cross multiply
    55,929.96x = 83,908.07 × 18,490.02
  4. Step 4: Simplify right side
    55,929.96x = 1,551,462,026.68
  5. Step 5: Solve for x
    x = 1,551,462,026.68/55,929.96
  6. Step 6: Final answer
    x = 27,739.37

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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.