Home / 54,455.40-81,683.10-24,930.90

Finding the Fourth Proportional to 54,455.40, 81,683.10 and 24,930.90

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Solution

The fourth proportional to 54,455.40, 81,683.10 and 24,930.90 is: 37,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,455.40 : 81,683.10 = 24,930.90 : x
  2. Step 2: Convert to fraction form
    54,455.40/81,683.10 = 24,930.90/x
  3. Step 3: Cross multiply
    54,455.40x = 81,683.10 × 24,930.90
  4. Step 4: Simplify right side
    54,455.40x = 2,036,433,197.79
  5. Step 5: Solve for x
    x = 2,036,433,197.79/54,455.40
  6. Step 6: Final answer
    x = 37,396.35

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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.