Home / 123,409.70-185,091.06-60,166.34

Finding the Fourth Proportional to 123,409.70, 185,091.06 and 60,166.34

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Solution

The fourth proportional to 123,409.70, 185,091.06 and 60,166.34 is: 90,238.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,409.70 : 185,091.06 = 60,166.34 : x
  2. Step 2: Convert to fraction form
    123,409.70/185,091.06 = 60,166.34/x
  3. Step 3: Cross multiply
    123,409.70x = 185,091.06 × 60,166.34
  4. Step 4: Simplify right side
    123,409.70x = 11,136,251,646.92
  5. Step 5: Solve for x
    x = 11,136,251,646.92/123,409.70
  6. Step 6: Final answer
    x = 90,238.06

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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.