Home / 63,743.34-87,964.56-35,448.42

Finding the Fourth Proportional to 63,743.34, 87,964.56 and 35,448.42

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Solution

The fourth proportional to 63,743.34, 87,964.56 and 35,448.42 is: 48,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,743.34 : 87,964.56 = 35,448.42 : x
  2. Step 2: Convert to fraction form
    63,743.34/87,964.56 = 35,448.42/x
  3. Step 3: Cross multiply
    63,743.34x = 87,964.56 × 35,448.42
  4. Step 4: Simplify right side
    63,743.34x = 3,118,204,668.00
  5. Step 5: Solve for x
    x = 3,118,204,668.00/63,743.34
  6. Step 6: Final answer
    x = 48,918.12

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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.