Home / 39,716.64-54,788.40-26,970.48

Finding the Fourth Proportional to 39,716.64, 54,788.40 and 26,970.48

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Solution

The fourth proportional to 39,716.64, 54,788.40 and 26,970.48 is: 37,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,716.64 : 54,788.40 = 26,970.48 : x
  2. Step 2: Convert to fraction form
    39,716.64/54,788.40 = 26,970.48/x
  3. Step 3: Cross multiply
    39,716.64x = 54,788.40 × 26,970.48
  4. Step 4: Simplify right side
    39,716.64x = 1,477,669,446.43
  5. Step 5: Solve for x
    x = 1,477,669,446.43/39,716.64
  6. Step 6: Final answer
    x = 37,205.30

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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.