Home / 94,830.23-130,865.60-54,542.94

Finding the Fourth Proportional to 94,830.23, 130,865.60 and 54,542.94

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Solution

The fourth proportional to 94,830.23, 130,865.60 and 54,542.94 is: 75,269.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,830.23 : 130,865.60 = 54,542.94 : x
  2. Step 2: Convert to fraction form
    94,830.23/130,865.60 = 54,542.94/x
  3. Step 3: Cross multiply
    94,830.23x = 130,865.60 × 54,542.94
  4. Step 4: Simplify right side
    94,830.23x = 7,137,794,296.15
  5. Step 5: Solve for x
    x = 7,137,794,296.15/94,830.23
  6. Step 6: Final answer
    x = 75,269.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.