Home / 123,442.36-185,173.14-40,344.76

Finding the Fourth Proportional to 123,442.36, 185,173.14 and 40,344.76

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Solution

The fourth proportional to 123,442.36, 185,173.14 and 40,344.76 is: 60,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,442.36 : 185,173.14 = 40,344.76 : x
  2. Step 2: Convert to fraction form
    123,442.36/185,173.14 = 40,344.76/x
  3. Step 3: Cross multiply
    123,442.36x = 185,173.14 × 40,344.76
  4. Step 4: Simplify right side
    123,442.36x = 7,470,765,891.75
  5. Step 5: Solve for x
    x = 7,470,765,891.75/123,442.36
  6. Step 6: Final answer
    x = 60,520.28

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1.5x scale

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.