Home / 120,569.19-166,347.62-69,575.24

Finding the Fourth Proportional to 120,569.19, 166,347.62 and 69,575.24

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Solution

The fourth proportional to 120,569.19, 166,347.62 and 69,575.24 is: 95,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,569.19 : 166,347.62 = 69,575.24 : x
  2. Step 2: Convert to fraction form
    120,569.19/166,347.62 = 69,575.24/x
  3. Step 3: Cross multiply
    120,569.19x = 166,347.62 × 69,575.24
  4. Step 4: Simplify right side
    120,569.19x = 11,573,674,405.31
  5. Step 5: Solve for x
    x = 11,573,674,405.31/120,569.19
  6. Step 6: Final answer
    x = 95,991.97

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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.