Home / 50,073.07-75,107.64-12,632.65

Finding the Fourth Proportional to 50,073.07, 75,107.64 and 12,632.65

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Solution

The fourth proportional to 50,073.07, 75,107.64 and 12,632.65 is: 18,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,073.07 : 75,107.64 = 12,632.65 : x
  2. Step 2: Convert to fraction form
    50,073.07/75,107.64 = 12,632.65/x
  3. Step 3: Cross multiply
    50,073.07x = 75,107.64 × 12,632.65
  4. Step 4: Simplify right side
    50,073.07x = 948,808,528.45
  5. Step 5: Solve for x
    x = 948,808,528.45/50,073.07
  6. Step 6: Final answer
    x = 18,948.48

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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.