Home / 69,689.06-96,171.93-39,473.63

Finding the Fourth Proportional to 69,689.06, 96,171.93 and 39,473.63

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Solution

The fourth proportional to 69,689.06, 96,171.93 and 39,473.63 is: 54,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,689.06 : 96,171.93 = 39,473.63 : x
  2. Step 2: Convert to fraction form
    69,689.06/96,171.93 = 39,473.63/x
  3. Step 3: Cross multiply
    69,689.06x = 96,171.93 × 39,473.63
  4. Step 4: Simplify right side
    69,689.06x = 3,796,254,700.35
  5. Step 5: Solve for x
    x = 3,796,254,700.35/69,689.06
  6. Step 6: Final answer
    x = 54,474.19

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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.