Home / 94,220.10-141,285.60-54,789.30

Finding the Fourth Proportional to 94,220.10, 141,285.60 and 54,789.30

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Solution

The fourth proportional to 94,220.10, 141,285.60 and 54,789.30 is: 82,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,220.10 : 141,285.60 = 54,789.30 : x
  2. Step 2: Convert to fraction form
    94,220.10/141,285.60 = 54,789.30/x
  3. Step 3: Cross multiply
    94,220.10x = 141,285.60 × 54,789.30
  4. Step 4: Simplify right side
    94,220.10x = 7,740,939,124.08
  5. Step 5: Solve for x
    x = 7,740,939,124.08/94,220.10
  6. Step 6: Final answer
    x = 82,158.04

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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.