Home / 52,247.18-78,376.22-17,189.60

Finding the Fourth Proportional to 52,247.18, 78,376.22 and 17,189.60

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Solution

The fourth proportional to 52,247.18, 78,376.22 and 17,189.60 is: 25,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.18 : 78,376.22 = 17,189.60 : x
  2. Step 2: Convert to fraction form
    52,247.18/78,376.22 = 17,189.60/x
  3. Step 3: Cross multiply
    52,247.18x = 78,376.22 × 17,189.60
  4. Step 4: Simplify right side
    52,247.18x = 1,347,255,522.40
  5. Step 5: Solve for x
    x = 1,347,255,522.40/52,247.18
  6. Step 6: Final answer
    x = 25,786.19

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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.