Home / 181,568.68-272,116.38-92,747.32

Finding the Fourth Proportional to 181,568.68, 272,116.38 and 92,747.32

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Solution

The fourth proportional to 181,568.68, 272,116.38 and 92,747.32 is: 139,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,568.68 : 272,116.38 = 92,747.32 : x
  2. Step 2: Convert to fraction form
    181,568.68/272,116.38 = 92,747.32/x
  3. Step 3: Cross multiply
    181,568.68x = 272,116.38 × 92,747.32
  4. Step 4: Simplify right side
    181,568.68x = 25,238,064,973.10
  5. Step 5: Solve for x
    x = 25,238,064,973.10/181,568.68
  6. Step 6: Final answer
    x = 139,000.10

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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.