Home / 54,567.80-81,851.70-31,196.60

Finding the Fourth Proportional to 54,567.80, 81,851.70 and 31,196.60

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Solution

The fourth proportional to 54,567.80, 81,851.70 and 31,196.60 is: 46,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,567.80 : 81,851.70 = 31,196.60 : x
  2. Step 2: Convert to fraction form
    54,567.80/81,851.70 = 31,196.60/x
  3. Step 3: Cross multiply
    54,567.80x = 81,851.70 × 31,196.60
  4. Step 4: Simplify right side
    54,567.80x = 2,553,494,744.22
  5. Step 5: Solve for x
    x = 2,553,494,744.22/54,567.80
  6. Step 6: Final answer
    x = 46,794.90

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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.