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Finding the Fourth Proportional to 53,316.58, 79,859.84 and 25,194.20

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Solution

The fourth proportional to 53,316.58, 79,859.84 and 25,194.20 is: 37,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,316.58 : 79,859.84 = 25,194.20 : x
  2. Step 2: Convert to fraction form
    53,316.58/79,859.84 = 25,194.20/x
  3. Step 3: Cross multiply
    53,316.58x = 79,859.84 × 25,194.20
  4. Step 4: Simplify right side
    53,316.58x = 2,012,004,780.93
  5. Step 5: Solve for x
    x = 2,012,004,780.93/53,316.58
  6. Step 6: Final answer
    x = 37,736.94

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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.