Home / 55,821.54-76,980.84-36,667.62

Finding the Fourth Proportional to 55,821.54, 76,980.84 and 36,667.62

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Solution

The fourth proportional to 55,821.54, 76,980.84 and 36,667.62 is: 50,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,821.54 : 76,980.84 = 36,667.62 : x
  2. Step 2: Convert to fraction form
    55,821.54/76,980.84 = 36,667.62/x
  3. Step 3: Cross multiply
    55,821.54x = 76,980.84 × 36,667.62
  4. Step 4: Simplify right side
    55,821.54x = 2,822,704,188.40
  5. Step 5: Solve for x
    x = 2,822,704,188.40/55,821.54
  6. Step 6: Final answer
    x = 50,566.58

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1.5x scale

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.