Home / 25,063.32-37,613.19-20,191.80

Finding the Fourth Proportional to 25,063.32, 37,613.19 and 20,191.80

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Solution

The fourth proportional to 25,063.32, 37,613.19 and 20,191.80 is: 30,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,063.32 : 37,613.19 = 20,191.80 : x
  2. Step 2: Convert to fraction form
    25,063.32/37,613.19 = 20,191.80/x
  3. Step 3: Cross multiply
    25,063.32x = 37,613.19 × 20,191.80
  4. Step 4: Simplify right side
    25,063.32x = 759,478,009.84
  5. Step 5: Solve for x
    x = 759,478,009.84/25,063.32
  6. Step 6: Final answer
    x = 30,302.37

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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.