Home / 56,706.20-85,066.25-19,272.44

Finding the Fourth Proportional to 56,706.20, 85,066.25 and 19,272.44

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Solution

The fourth proportional to 56,706.20, 85,066.25 and 19,272.44 is: 28,911.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,706.20 : 85,066.25 = 19,272.44 : x
  2. Step 2: Convert to fraction form
    56,706.20/85,066.25 = 19,272.44/x
  3. Step 3: Cross multiply
    56,706.20x = 85,066.25 × 19,272.44
  4. Step 4: Simplify right side
    56,706.20x = 1,639,433,822.00
  5. Step 5: Solve for x
    x = 1,639,433,822.00/56,706.20
  6. Step 6: Final answer
    x = 28,911.02

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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.