Home / 69,421.52-95,844.84-53,474.96

Finding the Fourth Proportional to 69,421.52, 95,844.84 and 53,474.96

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Solution

The fourth proportional to 69,421.52, 95,844.84 and 53,474.96 is: 73,828.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,421.52 : 95,844.84 = 53,474.96 : x
  2. Step 2: Convert to fraction form
    69,421.52/95,844.84 = 53,474.96/x
  3. Step 3: Cross multiply
    69,421.52x = 95,844.84 × 53,474.96
  4. Step 4: Simplify right side
    69,421.52x = 5,125,298,985.21
  5. Step 5: Solve for x
    x = 5,125,298,985.21/69,421.52
  6. Step 6: Final answer
    x = 73,828.68

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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.