Home / 55,516.59-83,283.12-16,068.78

Finding the Fourth Proportional to 55,516.59, 83,283.12 and 16,068.78

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Solution

The fourth proportional to 55,516.59, 83,283.12 and 16,068.78 is: 24,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,516.59 : 83,283.12 = 16,068.78 : x
  2. Step 2: Convert to fraction form
    55,516.59/83,283.12 = 16,068.78/x
  3. Step 3: Cross multiply
    55,516.59x = 83,283.12 × 16,068.78
  4. Step 4: Simplify right side
    55,516.59x = 1,338,258,132.99
  5. Step 5: Solve for x
    x = 1,338,258,132.99/55,516.59
  6. Step 6: Final answer
    x = 24,105.55

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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.