Home / 52,563.40-78,857.70-17,503.36

Finding the Fourth Proportional to 52,563.40, 78,857.70 and 17,503.36

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Solution

The fourth proportional to 52,563.40, 78,857.70 and 17,503.36 is: 26,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,563.40 : 78,857.70 = 17,503.36 : x
  2. Step 2: Convert to fraction form
    52,563.40/78,857.70 = 17,503.36/x
  3. Step 3: Cross multiply
    52,563.40x = 78,857.70 × 17,503.36
  4. Step 4: Simplify right side
    52,563.40x = 1,380,274,711.87
  5. Step 5: Solve for x
    x = 1,380,274,711.87/52,563.40
  6. Step 6: Final answer
    x = 26,259.24

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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.