Home / 55,877.04-83,827.92-18,448.68

Finding the Fourth Proportional to 55,877.04, 83,827.92 and 18,448.68

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Solution

The fourth proportional to 55,877.04, 83,827.92 and 18,448.68 is: 27,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,877.04 : 83,827.92 = 18,448.68 : x
  2. Step 2: Convert to fraction form
    55,877.04/83,827.92 = 18,448.68/x
  3. Step 3: Cross multiply
    55,877.04x = 83,827.92 × 18,448.68
  4. Step 4: Simplify right side
    55,877.04x = 1,546,514,471.15
  5. Step 5: Solve for x
    x = 1,546,514,471.15/55,877.04
  6. Step 6: Final answer
    x = 27,677.10

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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.