Home / 181,539.20-272,001.60-119,177.60

Finding the Fourth Proportional to 181,539.20, 272,001.60 and 119,177.60

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Solution

The fourth proportional to 181,539.20, 272,001.60 and 119,177.60 is: 178,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,539.20 : 272,001.60 = 119,177.60 : x
  2. Step 2: Convert to fraction form
    181,539.20/272,001.60 = 119,177.60/x
  3. Step 3: Cross multiply
    181,539.20x = 272,001.60 × 119,177.60
  4. Step 4: Simplify right side
    181,539.20x = 32,416,497,884.16
  5. Step 5: Solve for x
    x = 32,416,497,884.16/181,539.20
  6. Step 6: Final answer
    x = 178,564.73

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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.