Home / 181,403.55-272,105.91-55,044.86

Finding the Fourth Proportional to 181,403.55, 272,105.91 and 55,044.86

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Solution

The fourth proportional to 181,403.55, 272,105.91 and 55,044.86 is: 82,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,403.55 : 272,105.91 = 55,044.86 : x
  2. Step 2: Convert to fraction form
    181,403.55/272,105.91 = 55,044.86/x
  3. Step 3: Cross multiply
    181,403.55x = 272,105.91 × 55,044.86
  4. Step 4: Simplify right side
    181,403.55x = 14,978,030,360.59
  5. Step 5: Solve for x
    x = 14,978,030,360.59/181,403.55
  6. Step 6: Final answer
    x = 82,567.46

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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.