Home / 181,973.40-272,895.30-82,181.40

Finding the Fourth Proportional to 181,973.40, 272,895.30 and 82,181.40

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Solution

The fourth proportional to 181,973.40, 272,895.30 and 82,181.40 is: 123,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,973.40 : 272,895.30 = 82,181.40 : x
  2. Step 2: Convert to fraction form
    181,973.40/272,895.30 = 82,181.40/x
  3. Step 3: Cross multiply
    181,973.40x = 272,895.30 × 82,181.40
  4. Step 4: Simplify right side
    181,973.40x = 22,426,917,807.42
  5. Step 5: Solve for x
    x = 22,426,917,807.42/181,973.40
  6. Step 6: Final answer
    x = 123,242.84

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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.