Home / 52,258.76-78,371.58-17,190.26

Finding the Fourth Proportional to 52,258.76, 78,371.58 and 17,190.26

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Solution

The fourth proportional to 52,258.76, 78,371.58 and 17,190.26 is: 25,779.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,258.76 : 78,371.58 = 17,190.26 : x
  2. Step 2: Convert to fraction form
    52,258.76/78,371.58 = 17,190.26/x
  3. Step 3: Cross multiply
    52,258.76x = 78,371.58 × 17,190.26
  4. Step 4: Simplify right side
    52,258.76x = 1,347,227,836.81
  5. Step 5: Solve for x
    x = 1,347,227,836.81/52,258.76
  6. Step 6: Final answer
    x = 25,779.94

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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.