Home / 123,433.88-185,030.33-60,251.45

Finding the Fourth Proportional to 123,433.88, 185,030.33 and 60,251.45

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Solution

The fourth proportional to 123,433.88, 185,030.33 and 60,251.45 is: 90,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,433.88 : 185,030.33 = 60,251.45 : x
  2. Step 2: Convert to fraction form
    123,433.88/185,030.33 = 60,251.45/x
  3. Step 3: Cross multiply
    123,433.88x = 185,030.33 × 60,251.45
  4. Step 4: Simplify right side
    123,433.88x = 11,148,344,450.07
  5. Step 5: Solve for x
    x = 11,148,344,450.07/123,433.88
  6. Step 6: Final answer
    x = 90,318.35

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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.