Home / 55,615.40-83,431.23-16,167.39

Finding the Fourth Proportional to 55,615.40, 83,431.23 and 16,167.39

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Solution

The fourth proportional to 55,615.40, 83,431.23 and 16,167.39 is: 24,253.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,615.40 : 83,431.23 = 16,167.39 : x
  2. Step 2: Convert to fraction form
    55,615.40/83,431.23 = 16,167.39/x
  3. Step 3: Cross multiply
    55,615.40x = 83,431.23 × 16,167.39
  4. Step 4: Simplify right side
    55,615.40x = 1,348,865,233.59
  5. Step 5: Solve for x
    x = 1,348,865,233.59/55,615.40
  6. Step 6: Final answer
    x = 24,253.45

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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.