Home / 50,930.01-76,399.10-19,355.20

Finding the Fourth Proportional to 50,930.01, 76,399.10 and 19,355.20

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Solution

The fourth proportional to 50,930.01, 76,399.10 and 19,355.20 is: 29,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,930.01 : 76,399.10 = 19,355.20 : x
  2. Step 2: Convert to fraction form
    50,930.01/76,399.10 = 19,355.20/x
  3. Step 3: Cross multiply
    50,930.01x = 76,399.10 × 19,355.20
  4. Step 4: Simplify right side
    50,930.01x = 1,478,719,645.13
  5. Step 5: Solve for x
    x = 1,478,719,645.13/50,930.01
  6. Step 6: Final answer
    x = 29,034.35

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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.