Home / 56,665.20-85,010.60-33,279.60

Finding the Fourth Proportional to 56,665.20, 85,010.60 and 33,279.60

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Solution

The fourth proportional to 56,665.20, 85,010.60 and 33,279.60 is: 49,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,665.20 : 85,010.60 = 33,279.60 : x
  2. Step 2: Convert to fraction form
    56,665.20/85,010.60 = 33,279.60/x
  3. Step 3: Cross multiply
    56,665.20x = 85,010.60 × 33,279.60
  4. Step 4: Simplify right side
    56,665.20x = 2,829,118,763.76
  5. Step 5: Solve for x
    x = 2,829,118,763.76/56,665.20
  6. Step 6: Final answer
    x = 49,926.92

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1.5x scale

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.