Home / 162,030.75-243,046.14-51,222.75

Finding the Fourth Proportional to 162,030.75, 243,046.14 and 51,222.75

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Solution

The fourth proportional to 162,030.75, 243,046.14 and 51,222.75 is: 76,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,030.75 : 243,046.14 = 51,222.75 : x
  2. Step 2: Convert to fraction form
    162,030.75/243,046.14 = 51,222.75/x
  3. Step 3: Cross multiply
    162,030.75x = 243,046.14 × 51,222.75
  4. Step 4: Simplify right side
    162,030.75x = 12,449,491,667.69
  5. Step 5: Solve for x
    x = 12,449,491,667.69/162,030.75
  6. Step 6: Final answer
    x = 76,834.13

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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.