Home / 181,918.40-272,926.20-162,332.60

Finding the Fourth Proportional to 181,918.40, 272,926.20 and 162,332.60

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Solution

The fourth proportional to 181,918.40, 272,926.20 and 162,332.60 is: 243,542.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,918.40 : 272,926.20 = 162,332.60 : x
  2. Step 2: Convert to fraction form
    181,918.40/272,926.20 = 162,332.60/x
  3. Step 3: Cross multiply
    181,918.40x = 272,926.20 × 162,332.60
  4. Step 4: Simplify right side
    181,918.40x = 44,304,819,654.12
  5. Step 5: Solve for x
    x = 44,304,819,654.12/181,918.40
  6. Step 6: Final answer
    x = 243,542.27

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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.