Home / 57,439.48-86,149.14-26,267.32

Finding the Fourth Proportional to 57,439.48, 86,149.14 and 26,267.32

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Solution

The fourth proportional to 57,439.48, 86,149.14 and 26,267.32 is: 39,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,439.48 : 86,149.14 = 26,267.32 : x
  2. Step 2: Convert to fraction form
    57,439.48/86,149.14 = 26,267.32/x
  3. Step 3: Cross multiply
    57,439.48x = 86,149.14 × 26,267.32
  4. Step 4: Simplify right side
    57,439.48x = 2,262,907,028.10
  5. Step 5: Solve for x
    x = 2,262,907,028.10/57,439.48
  6. Step 6: Final answer
    x = 39,396.37

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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.