Home / 66,878.04-92,291.18-36,664.62

Finding the Fourth Proportional to 66,878.04, 92,291.18 and 36,664.62

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Solution

The fourth proportional to 66,878.04, 92,291.18 and 36,664.62 is: 50,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,878.04 : 92,291.18 = 36,664.62 : x
  2. Step 2: Convert to fraction form
    66,878.04/92,291.18 = 36,664.62/x
  3. Step 3: Cross multiply
    66,878.04x = 92,291.18 × 36,664.62
  4. Step 4: Simplify right side
    66,878.04x = 3,383,821,044.05
  5. Step 5: Solve for x
    x = 3,383,821,044.05/66,878.04
  6. Step 6: Final answer
    x = 50,596.89

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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.