Home / 50,365.16-75,546.20-12,923.72

Finding the Fourth Proportional to 50,365.16, 75,546.20 and 12,923.72

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Solution

The fourth proportional to 50,365.16, 75,546.20 and 12,923.72 is: 19,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,365.16 : 75,546.20 = 12,923.72 : x
  2. Step 2: Convert to fraction form
    50,365.16/75,546.20 = 12,923.72/x
  3. Step 3: Cross multiply
    50,365.16x = 75,546.20 × 12,923.72
  4. Step 4: Simplify right side
    50,365.16x = 976,337,935.86
  5. Step 5: Solve for x
    x = 976,337,935.86/50,365.16
  6. Step 6: Final answer
    x = 19,385.18

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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.