Home / 50,786.66-70,085.79-28,125.16

Finding the Fourth Proportional to 50,786.66, 70,085.79 and 28,125.16

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Solution

The fourth proportional to 50,786.66, 70,085.79 and 28,125.16 is: 38,812.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,786.66 : 70,085.79 = 28,125.16 : x
  2. Step 2: Convert to fraction form
    50,786.66/70,085.79 = 28,125.16/x
  3. Step 3: Cross multiply
    50,786.66x = 70,085.79 × 28,125.16
  4. Step 4: Simplify right side
    50,786.66x = 1,971,173,882.26
  5. Step 5: Solve for x
    x = 1,971,173,882.26/50,786.66
  6. Step 6: Final answer
    x = 38,812.83

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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.