Home / 64,109.85-88,473.36-35,431.37

Finding the Fourth Proportional to 64,109.85, 88,473.36 and 35,431.37

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Solution

The fourth proportional to 64,109.85, 88,473.36 and 35,431.37 is: 48,896.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,109.85 : 88,473.36 = 35,431.37 : x
  2. Step 2: Convert to fraction form
    64,109.85/88,473.36 = 35,431.37/x
  3. Step 3: Cross multiply
    64,109.85x = 88,473.36 × 35,431.37
  4. Step 4: Simplify right side
    64,109.85x = 3,134,732,226.10
  5. Step 5: Solve for x
    x = 3,134,732,226.10/64,109.85
  6. Step 6: Final answer
    x = 48,896.27

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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.