Home / 63,271-87,306.40-34,972.84

Finding the Fourth Proportional to 63,271, 87,306.40 and 34,972.84

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Solution

The fourth proportional to 63,271, 87,306.40 and 34,972.84 is: 48,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,271 : 87,306.40 = 34,972.84 : x
  2. Step 2: Convert to fraction form
    63,271/87,306.40 = 34,972.84/x
  3. Step 3: Cross multiply
    63,271x = 87,306.40 × 34,972.84
  4. Step 4: Simplify right side
    63,271x = 3,053,352,758.18
  5. Step 5: Solve for x
    x = 3,053,352,758.18/63,271
  6. Step 6: Final answer
    x = 48,258.33

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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.