Home / 43,371.60-64,927.80-25,832.40

Finding the Fourth Proportional to 43,371.60, 64,927.80 and 25,832.40

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Solution

The fourth proportional to 43,371.60, 64,927.80 and 25,832.40 is: 38,671.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,371.60 : 64,927.80 = 25,832.40 : x
  2. Step 2: Convert to fraction form
    43,371.60/64,927.80 = 25,832.40/x
  3. Step 3: Cross multiply
    43,371.60x = 64,927.80 × 25,832.40
  4. Step 4: Simplify right side
    43,371.60x = 1,677,240,900.72
  5. Step 5: Solve for x
    x = 1,677,240,900.72/43,371.60
  6. Step 6: Final answer
    x = 38,671.41

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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.