Home / 180,561.02-270,840.88-54,200.72

Finding the Fourth Proportional to 180,561.02, 270,840.88 and 54,200.72

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Solution

The fourth proportional to 180,561.02, 270,840.88 and 54,200.72 is: 81,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,561.02 : 270,840.88 = 54,200.72 : x
  2. Step 2: Convert to fraction form
    180,561.02/270,840.88 = 54,200.72/x
  3. Step 3: Cross multiply
    180,561.02x = 270,840.88 × 54,200.72
  4. Step 4: Simplify right side
    180,561.02x = 14,679,770,701.43
  5. Step 5: Solve for x
    x = 14,679,770,701.43/180,561.02
  6. Step 6: Final answer
    x = 81,300.88

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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.