Home / 165,056.59-227,778.24-89,605.09

Finding the Fourth Proportional to 165,056.59, 227,778.24 and 89,605.09

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Solution

The fourth proportional to 165,056.59, 227,778.24 and 89,605.09 is: 123,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,056.59 : 227,778.24 = 89,605.09 : x
  2. Step 2: Convert to fraction form
    165,056.59/227,778.24 = 89,605.09/x
  3. Step 3: Cross multiply
    165,056.59x = 227,778.24 × 89,605.09
  4. Step 4: Simplify right side
    165,056.59x = 20,410,089,695.24
  5. Step 5: Solve for x
    x = 20,410,089,695.24/165,056.59
  6. Step 6: Final answer
    x = 123,655.10

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1.5x scale

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.