Home / 123,407.70-185,088.06-60,164.34

Finding the Fourth Proportional to 123,407.70, 185,088.06 and 60,164.34

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Solution

The fourth proportional to 123,407.70, 185,088.06 and 60,164.34 is: 90,235.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,407.70 : 185,088.06 = 60,164.34 : x
  2. Step 2: Convert to fraction form
    123,407.70/185,088.06 = 60,164.34/x
  3. Step 3: Cross multiply
    123,407.70x = 185,088.06 × 60,164.34
  4. Step 4: Simplify right side
    123,407.70x = 11,135,700,971.78
  5. Step 5: Solve for x
    x = 11,135,700,971.78/123,407.70
  6. Step 6: Final answer
    x = 90,235.06

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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.