Home / 53,196.87-79,770.78-15,743.55

Finding the Fourth Proportional to 53,196.87, 79,770.78 and 15,743.55

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Solution

The fourth proportional to 53,196.87, 79,770.78 and 15,743.55 is: 23,608.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,196.87 : 79,770.78 = 15,743.55 : x
  2. Step 2: Convert to fraction form
    53,196.87/79,770.78 = 15,743.55/x
  3. Step 3: Cross multiply
    53,196.87x = 79,770.78 × 15,743.55
  4. Step 4: Simplify right side
    53,196.87x = 1,255,875,263.47
  5. Step 5: Solve for x
    x = 1,255,875,263.47/53,196.87
  6. Step 6: Final answer
    x = 23,608.07

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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.