Home / 181,598.30-272,338.80-66,176.34

Finding the Fourth Proportional to 181,598.30, 272,338.80 and 66,176.34

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Solution

The fourth proportional to 181,598.30, 272,338.80 and 66,176.34 is: 99,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,598.30 : 272,338.80 = 66,176.34 : x
  2. Step 2: Convert to fraction form
    181,598.30/272,338.80 = 66,176.34/x
  3. Step 3: Cross multiply
    181,598.30x = 272,338.80 × 66,176.34
  4. Step 4: Simplify right side
    181,598.30x = 18,022,385,023.99
  5. Step 5: Solve for x
    x = 18,022,385,023.99/181,598.30
  6. Step 6: Final answer
    x = 99,243.14

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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.