Home / 181,512.78-272,295.09-56,863.50

Finding the Fourth Proportional to 181,512.78, 272,295.09 and 56,863.50

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Solution

The fourth proportional to 181,512.78, 272,295.09 and 56,863.50 is: 85,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,512.78 : 272,295.09 = 56,863.50 : x
  2. Step 2: Convert to fraction form
    181,512.78/272,295.09 = 56,863.50/x
  3. Step 3: Cross multiply
    181,512.78x = 272,295.09 × 56,863.50
  4. Step 4: Simplify right side
    181,512.78x = 15,483,651,850.22
  5. Step 5: Solve for x
    x = 15,483,651,850.22/181,512.78
  6. Step 6: Final answer
    x = 85,303.37

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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.