Home / 38,124.68-57,194.67-13,165.65

Finding the Fourth Proportional to 38,124.68, 57,194.67 and 13,165.65

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Solution

The fourth proportional to 38,124.68, 57,194.67 and 13,165.65 is: 19,751.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,124.68 : 57,194.67 = 13,165.65 : x
  2. Step 2: Convert to fraction form
    38,124.68/57,194.67 = 13,165.65/x
  3. Step 3: Cross multiply
    38,124.68x = 57,194.67 × 13,165.65
  4. Step 4: Simplify right side
    38,124.68x = 753,005,007.09
  5. Step 5: Solve for x
    x = 753,005,007.09/38,124.68
  6. Step 6: Final answer
    x = 19,751.12

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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.