Home / 50,150.48-75,225.12-12,199.98

Finding the Fourth Proportional to 50,150.48, 75,225.12 and 12,199.98

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Solution

The fourth proportional to 50,150.48, 75,225.12 and 12,199.98 is: 18,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,150.48 : 75,225.12 = 12,199.98 : x
  2. Step 2: Convert to fraction form
    50,150.48/75,225.12 = 12,199.98/x
  3. Step 3: Cross multiply
    50,150.48x = 75,225.12 × 12,199.98
  4. Step 4: Simplify right side
    50,150.48x = 917,744,959.50
  5. Step 5: Solve for x
    x = 917,744,959.50/50,150.48
  6. Step 6: Final answer
    x = 18,299.82

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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.