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Finding the Fourth Proportional to 53,435.30, 73,741.89 and 29,563.67

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Solution

The fourth proportional to 53,435.30, 73,741.89 and 29,563.67 is: 40,798.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,435.30 : 73,741.89 = 29,563.67 : x
  2. Step 2: Convert to fraction form
    53,435.30/73,741.89 = 29,563.67/x
  3. Step 3: Cross multiply
    53,435.30x = 73,741.89 × 29,563.67
  4. Step 4: Simplify right side
    53,435.30x = 2,180,080,901.14
  5. Step 5: Solve for x
    x = 2,180,080,901.14/53,435.30
  6. Step 6: Final answer
    x = 40,798.52

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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.