Home / 52,682.40-78,829.20-48,016.80

Finding the Fourth Proportional to 52,682.40, 78,829.20 and 48,016.80

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Solution

The fourth proportional to 52,682.40, 78,829.20 and 48,016.80 is: 71,848.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,682.40 : 78,829.20 = 48,016.80 : x
  2. Step 2: Convert to fraction form
    52,682.40/78,829.20 = 48,016.80/x
  3. Step 3: Cross multiply
    52,682.40x = 78,829.20 × 48,016.80
  4. Step 4: Simplify right side
    52,682.40x = 3,785,125,930.56
  5. Step 5: Solve for x
    x = 3,785,125,930.56/52,682.40
  6. Step 6: Final answer
    x = 71,848.02

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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.