Home / 162,531.84-243,821.09-50,221.86

Finding the Fourth Proportional to 162,531.84, 243,821.09 and 50,221.86

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Solution

The fourth proportional to 162,531.84, 243,821.09 and 50,221.86 is: 75,340.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,531.84 : 243,821.09 = 50,221.86 : x
  2. Step 2: Convert to fraction form
    162,531.84/243,821.09 = 50,221.86/x
  3. Step 3: Cross multiply
    162,531.84x = 243,821.09 × 50,221.86
  4. Step 4: Simplify right side
    162,531.84x = 12,245,148,395.92
  5. Step 5: Solve for x
    x = 12,245,148,395.92/162,531.84
  6. Step 6: Final answer
    x = 75,340.00

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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.