Home / 272,285.56-408,149.70-94,646.80

Finding the Fourth Proportional to 272,285.56, 408,149.70 and 94,646.80

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Solution

The fourth proportional to 272,285.56, 408,149.70 and 94,646.80 is: 141,873.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,285.56 : 408,149.70 = 94,646.80 : x
  2. Step 2: Convert to fraction form
    272,285.56/408,149.70 = 94,646.80/x
  3. Step 3: Cross multiply
    272,285.56x = 408,149.70 × 94,646.80
  4. Step 4: Simplify right side
    272,285.56x = 38,630,063,025.96
  5. Step 5: Solve for x
    x = 38,630,063,025.96/272,285.56
  6. Step 6: Final answer
    x = 141,873.34

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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.