Home / 52,909.21-73,012.41-29,036.28

Finding the Fourth Proportional to 52,909.21, 73,012.41 and 29,036.28

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Solution

The fourth proportional to 52,909.21, 73,012.41 and 29,036.28 is: 40,068.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,909.21 : 73,012.41 = 29,036.28 : x
  2. Step 2: Convert to fraction form
    52,909.21/73,012.41 = 29,036.28/x
  3. Step 3: Cross multiply
    52,909.21x = 73,012.41 × 29,036.28
  4. Step 4: Simplify right side
    52,909.21x = 2,120,008,780.23
  5. Step 5: Solve for x
    x = 2,120,008,780.23/52,909.21
  6. Step 6: Final answer
    x = 40,068.81

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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.