Home / 39,934.04-55,126.69-25,793.78

Finding the Fourth Proportional to 39,934.04, 55,126.69 and 25,793.78

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Solution

The fourth proportional to 39,934.04, 55,126.69 and 25,793.78 is: 35,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,934.04 : 55,126.69 = 25,793.78 : x
  2. Step 2: Convert to fraction form
    39,934.04/55,126.69 = 25,793.78/x
  3. Step 3: Cross multiply
    39,934.04x = 55,126.69 × 25,793.78
  4. Step 4: Simplify right side
    39,934.04x = 1,421,925,713.99
  5. Step 5: Solve for x
    x = 1,421,925,713.99/39,934.04
  6. Step 6: Final answer
    x = 35,606.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.