Home / 174,775.12-261,598.82-90,419.12

Finding the Fourth Proportional to 174,775.12, 261,598.82 and 90,419.12

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Solution

The fourth proportional to 174,775.12, 261,598.82 and 90,419.12 is: 135,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,775.12 : 261,598.82 = 90,419.12 : x
  2. Step 2: Convert to fraction form
    174,775.12/261,598.82 = 90,419.12/x
  3. Step 3: Cross multiply
    174,775.12x = 261,598.82 × 90,419.12
  4. Step 4: Simplify right side
    174,775.12x = 23,653,535,097.44
  5. Step 5: Solve for x
    x = 23,653,535,097.44/174,775.12
  6. Step 6: Final answer
    x = 135,336.97

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1.5x scale

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.