Home / 131,484.60-197,226.90-48,367.80

Finding the Fourth Proportional to 131,484.60, 197,226.90 and 48,367.80

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Solution

The fourth proportional to 131,484.60, 197,226.90 and 48,367.80 is: 72,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,484.60 : 197,226.90 = 48,367.80 : x
  2. Step 2: Convert to fraction form
    131,484.60/197,226.90 = 48,367.80/x
  3. Step 3: Cross multiply
    131,484.60x = 197,226.90 × 48,367.80
  4. Step 4: Simplify right side
    131,484.60x = 9,539,431,253.82
  5. Step 5: Solve for x
    x = 9,539,431,253.82/131,484.60
  6. Step 6: Final answer
    x = 72,551.70

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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.