Home / 63,115.65-87,107.30-36,258.09

Finding the Fourth Proportional to 63,115.65, 87,107.30 and 36,258.09

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Solution

The fourth proportional to 63,115.65, 87,107.30 and 36,258.09 is: 50,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,115.65 : 87,107.30 = 36,258.09 : x
  2. Step 2: Convert to fraction form
    63,115.65/87,107.30 = 36,258.09/x
  3. Step 3: Cross multiply
    63,115.65x = 87,107.30 × 36,258.09
  4. Step 4: Simplify right side
    63,115.65x = 3,158,344,323.06
  5. Step 5: Solve for x
    x = 3,158,344,323.06/63,115.65
  6. Step 6: Final answer
    x = 50,040.59

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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.