Home / 48,028.60-72,042.90-16,859.80

Finding the Fourth Proportional to 48,028.60, 72,042.90 and 16,859.80

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Solution

The fourth proportional to 48,028.60, 72,042.90 and 16,859.80 is: 25,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,028.60 : 72,042.90 = 16,859.80 : x
  2. Step 2: Convert to fraction form
    48,028.60/72,042.90 = 16,859.80/x
  3. Step 3: Cross multiply
    48,028.60x = 72,042.90 × 16,859.80
  4. Step 4: Simplify right side
    48,028.60x = 1,214,628,885.42
  5. Step 5: Solve for x
    x = 1,214,628,885.42/48,028.60
  6. Step 6: Final answer
    x = 25,289.70

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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.