Home / 123,450.34-185,091.28-59,374.66

Finding the Fourth Proportional to 123,450.34, 185,091.28 and 59,374.66

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Solution

The fourth proportional to 123,450.34, 185,091.28 and 59,374.66 is: 89,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,450.34 : 185,091.28 = 59,374.66 : x
  2. Step 2: Convert to fraction form
    123,450.34/185,091.28 = 59,374.66/x
  3. Step 3: Cross multiply
    123,450.34x = 185,091.28 × 59,374.66
  4. Step 4: Simplify right side
    123,450.34x = 10,989,731,294.56
  5. Step 5: Solve for x
    x = 10,989,731,294.56/123,450.34
  6. Step 6: Final answer
    x = 89,021.47

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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.