Home / 384,681.00-576,936.46-111,067.76

Finding the Fourth Proportional to 384,681.00, 576,936.46 and 111,067.76

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Solution

The fourth proportional to 384,681.00, 576,936.46 and 111,067.76 is: 166,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,681.00 : 576,936.46 = 111,067.76 : x
  2. Step 2: Convert to fraction form
    384,681.00/576,936.46 = 111,067.76/x
  3. Step 3: Cross multiply
    384,681.00x = 576,936.46 × 111,067.76
  4. Step 4: Simplify right side
    384,681.00x = 64,079,038,454.25
  5. Step 5: Solve for x
    x = 64,079,038,454.25/384,681.00
  6. Step 6: Final answer
    x = 166,577.08

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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.