Home / 53,192.87-79,764.78-15,739.55

Finding the Fourth Proportional to 53,192.87, 79,764.78 and 15,739.55

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Solution

The fourth proportional to 53,192.87, 79,764.78 and 15,739.55 is: 23,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,192.87 : 79,764.78 = 15,739.55 : x
  2. Step 2: Convert to fraction form
    53,192.87/79,764.78 = 15,739.55/x
  3. Step 3: Cross multiply
    53,192.87x = 79,764.78 × 15,739.55
  4. Step 4: Simplify right side
    53,192.87x = 1,255,461,743.05
  5. Step 5: Solve for x
    x = 1,255,461,743.05/53,192.87
  6. Step 6: Final answer
    x = 23,602.07

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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.