Home / 52,077.76-78,081.92-17,005.12

Finding the Fourth Proportional to 52,077.76, 78,081.92 and 17,005.12

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Solution

The fourth proportional to 52,077.76, 78,081.92 and 17,005.12 is: 25,496.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077.76 : 78,081.92 = 17,005.12 : x
  2. Step 2: Convert to fraction form
    52,077.76/78,081.92 = 17,005.12/x
  3. Step 3: Cross multiply
    52,077.76x = 78,081.92 × 17,005.12
  4. Step 4: Simplify right side
    52,077.76x = 1,327,792,419.43
  5. Step 5: Solve for x
    x = 1,327,792,419.43/52,077.76
  6. Step 6: Final answer
    x = 25,496.34

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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.