Home / 52,999.87-73,138.29-29,126.51

Finding the Fourth Proportional to 52,999.87, 73,138.29 and 29,126.51

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Solution

The fourth proportional to 52,999.87, 73,138.29 and 29,126.51 is: 40,193.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.87 : 73,138.29 = 29,126.51 : x
  2. Step 2: Convert to fraction form
    52,999.87/73,138.29 = 29,126.51/x
  3. Step 3: Cross multiply
    52,999.87x = 73,138.29 × 29,126.51
  4. Step 4: Simplify right side
    52,999.87x = 2,130,263,135.07
  5. Step 5: Solve for x
    x = 2,130,263,135.07/52,999.87
  6. Step 6: Final answer
    x = 40,193.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.