Home / 62,099.82-85,651.50-39,419.10

Finding the Fourth Proportional to 62,099.82, 85,651.50 and 39,419.10

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Solution

The fourth proportional to 62,099.82, 85,651.50 and 39,419.10 is: 54,369.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,099.82 : 85,651.50 = 39,419.10 : x
  2. Step 2: Convert to fraction form
    62,099.82/85,651.50 = 39,419.10/x
  3. Step 3: Cross multiply
    62,099.82x = 85,651.50 × 39,419.10
  4. Step 4: Simplify right side
    62,099.82x = 3,376,305,043.65
  5. Step 5: Solve for x
    x = 3,376,305,043.65/62,099.82
  6. Step 6: Final answer
    x = 54,369.00

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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.