Home / 50,403.51-75,616.74-15,345.90

Finding the Fourth Proportional to 50,403.51, 75,616.74 and 15,345.90

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Solution

The fourth proportional to 50,403.51, 75,616.74 and 15,345.90 is: 23,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,403.51 : 75,616.74 = 15,345.90 : x
  2. Step 2: Convert to fraction form
    50,403.51/75,616.74 = 15,345.90/x
  3. Step 3: Cross multiply
    50,403.51x = 75,616.74 × 15,345.90
  4. Step 4: Simplify right side
    50,403.51x = 1,160,406,930.37
  5. Step 5: Solve for x
    x = 1,160,406,930.37/50,403.51
  6. Step 6: Final answer
    x = 23,022.34

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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.