Home / 103,264.68-154,906.26-40,083.32

Finding the Fourth Proportional to 103,264.68, 154,906.26 and 40,083.32

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Solution

The fourth proportional to 103,264.68, 154,906.26 and 40,083.32 is: 60,128.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,264.68 : 154,906.26 = 40,083.32 : x
  2. Step 2: Convert to fraction form
    103,264.68/154,906.26 = 40,083.32/x
  3. Step 3: Cross multiply
    103,264.68x = 154,906.26 × 40,083.32
  4. Step 4: Simplify right side
    103,264.68x = 6,209,157,189.58
  5. Step 5: Solve for x
    x = 6,209,157,189.58/103,264.68
  6. Step 6: Final answer
    x = 60,128.57

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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.