Home / 102,066.44-152,772.08-54,562.77

Finding the Fourth Proportional to 102,066.44, 152,772.08 and 54,562.77

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Solution

The fourth proportional to 102,066.44, 152,772.08 and 54,562.77 is: 81,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,066.44 : 152,772.08 = 54,562.77 : x
  2. Step 2: Convert to fraction form
    102,066.44/152,772.08 = 54,562.77/x
  3. Step 3: Cross multiply
    102,066.44x = 152,772.08 × 54,562.77
  4. Step 4: Simplify right side
    102,066.44x = 8,335,667,590.65
  5. Step 5: Solve for x
    x = 8,335,667,590.65/102,066.44
  6. Step 6: Final answer
    x = 81,669.04

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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.