Home / 181,860.40-272,839.20-162,274.60

Finding the Fourth Proportional to 181,860.40, 272,839.20 and 162,274.60

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Solution

The fourth proportional to 181,860.40, 272,839.20 and 162,274.60 is: 243,455.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,860.40 : 272,839.20 = 162,274.60 : x
  2. Step 2: Convert to fraction form
    181,860.40/272,839.20 = 162,274.60/x
  3. Step 3: Cross multiply
    181,860.40x = 272,839.20 × 162,274.60
  4. Step 4: Simplify right side
    181,860.40x = 44,274,872,044.32
  5. Step 5: Solve for x
    x = 44,274,872,044.32/181,860.40
  6. Step 6: Final answer
    x = 243,455.27

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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.