Home / 55,123.74-76,069.40-32,157.96

Finding the Fourth Proportional to 55,123.74, 76,069.40 and 32,157.96

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Solution

The fourth proportional to 55,123.74, 76,069.40 and 32,157.96 is: 44,377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,123.74 : 76,069.40 = 32,157.96 : x
  2. Step 2: Convert to fraction form
    55,123.74/76,069.40 = 32,157.96/x
  3. Step 3: Cross multiply
    55,123.74x = 76,069.40 × 32,157.96
  4. Step 4: Simplify right side
    55,123.74x = 2,446,236,704.26
  5. Step 5: Solve for x
    x = 2,446,236,704.26/55,123.74
  6. Step 6: Final answer
    x = 44,377.19

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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.