Home / 181,962.72-272,993.49-103,132.32

Finding the Fourth Proportional to 181,962.72, 272,993.49 and 103,132.32

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Solution

The fourth proportional to 181,962.72, 272,993.49 and 103,132.32 is: 154,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,962.72 : 272,993.49 = 103,132.32 : x
  2. Step 2: Convert to fraction form
    181,962.72/272,993.49 = 103,132.32/x
  3. Step 3: Cross multiply
    181,962.72x = 272,993.49 × 103,132.32
  4. Step 4: Simplify right side
    181,962.72x = 28,154,451,968.60
  5. Step 5: Solve for x
    x = 28,154,451,968.60/181,962.72
  6. Step 6: Final answer
    x = 154,726.48

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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.