Home / 52,911.16-73,018.26-29,040.05

Finding the Fourth Proportional to 52,911.16, 73,018.26 and 29,040.05

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Solution

The fourth proportional to 52,911.16, 73,018.26 and 29,040.05 is: 40,075.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,911.16 : 73,018.26 = 29,040.05 : x
  2. Step 2: Convert to fraction form
    52,911.16/73,018.26 = 29,040.05/x
  3. Step 3: Cross multiply
    52,911.16x = 73,018.26 × 29,040.05
  4. Step 4: Simplify right side
    52,911.16x = 2,120,454,103.86
  5. Step 5: Solve for x
    x = 2,120,454,103.86/52,911.16
  6. Step 6: Final answer
    x = 40,075.75

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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.