Home / 133,008.66-199,546.40-38,239.02

Finding the Fourth Proportional to 133,008.66, 199,546.40 and 38,239.02

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Solution

The fourth proportional to 133,008.66, 199,546.40 and 38,239.02 is: 57,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,008.66 : 199,546.40 = 38,239.02 : x
  2. Step 2: Convert to fraction form
    133,008.66/199,546.40 = 38,239.02/x
  3. Step 3: Cross multiply
    133,008.66x = 199,546.40 × 38,239.02
  4. Step 4: Simplify right side
    133,008.66x = 7,630,458,876.13
  5. Step 5: Solve for x
    x = 7,630,458,876.13/133,008.66
  6. Step 6: Final answer
    x = 57,368.14

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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.