Home / 94,154.83-129,956.30-53,891.96

Finding the Fourth Proportional to 94,154.83, 129,956.30 and 53,891.96

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Solution

The fourth proportional to 94,154.83, 129,956.30 and 53,891.96 is: 74,383.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,154.83 : 129,956.30 = 53,891.96 : x
  2. Step 2: Convert to fraction form
    94,154.83/129,956.30 = 53,891.96/x
  3. Step 3: Cross multiply
    94,154.83x = 129,956.30 × 53,891.96
  4. Step 4: Simplify right side
    94,154.83x = 7,003,599,369.70
  5. Step 5: Solve for x
    x = 7,003,599,369.70/94,154.83
  6. Step 6: Final answer
    x = 74,383.86

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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.