Home / 123,749.73-185,594.82-57,125.85

Finding the Fourth Proportional to 123,749.73, 185,594.82 and 57,125.85

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Solution

The fourth proportional to 123,749.73, 185,594.82 and 57,125.85 is: 85,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,749.73 : 185,594.82 = 57,125.85 : x
  2. Step 2: Convert to fraction form
    123,749.73/185,594.82 = 57,125.85/x
  3. Step 3: Cross multiply
    123,749.73x = 185,594.82 × 57,125.85
  4. Step 4: Simplify right side
    123,749.73x = 10,602,261,848.10
  5. Step 5: Solve for x
    x = 10,602,261,848.10/123,749.73
  6. Step 6: Final answer
    x = 85,675.03

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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.