Home / 63,628.43-87,748.57-43,240.92

Finding the Fourth Proportional to 63,628.43, 87,748.57 and 43,240.92

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Solution

The fourth proportional to 63,628.43, 87,748.57 and 43,240.92 is: 59,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,628.43 : 87,748.57 = 43,240.92 : x
  2. Step 2: Convert to fraction form
    63,628.43/87,748.57 = 43,240.92/x
  3. Step 3: Cross multiply
    63,628.43x = 87,748.57 × 43,240.92
  4. Step 4: Simplify right side
    63,628.43x = 3,794,328,959.37
  5. Step 5: Solve for x
    x = 3,794,328,959.37/63,628.43
  6. Step 6: Final answer
    x = 59,632.60

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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.