Home / 50,305.13-75,472.79-20,303.93

Finding the Fourth Proportional to 50,305.13, 75,472.79 and 20,303.93

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Solution

The fourth proportional to 50,305.13, 75,472.79 and 20,303.93 is: 30,461.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,305.13 : 75,472.79 = 20,303.93 : x
  2. Step 2: Convert to fraction form
    50,305.13/75,472.79 = 20,303.93/x
  3. Step 3: Cross multiply
    50,305.13x = 75,472.79 × 20,303.93
  4. Step 4: Simplify right side
    50,305.13x = 1,532,394,332.23
  5. Step 5: Solve for x
    x = 1,532,394,332.23/50,305.13
  6. Step 6: Final answer
    x = 30,461.99

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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.