Home / 99,234.60-148,902.96-54,853.08

Finding the Fourth Proportional to 99,234.60, 148,902.96 and 54,853.08

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Solution

The fourth proportional to 99,234.60, 148,902.96 and 54,853.08 is: 82,307.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,234.60 : 148,902.96 = 54,853.08 : x
  2. Step 2: Convert to fraction form
    99,234.60/148,902.96 = 54,853.08/x
  3. Step 3: Cross multiply
    99,234.60x = 148,902.96 × 54,853.08
  4. Step 4: Simplify right side
    99,234.60x = 8,167,785,977.12
  5. Step 5: Solve for x
    x = 8,167,785,977.12/99,234.60
  6. Step 6: Final answer
    x = 82,307.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.