Home / 186,234.11-279,353.76-53,114.34

Finding the Fourth Proportional to 186,234.11, 279,353.76 and 53,114.34

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Solution

The fourth proportional to 186,234.11, 279,353.76 and 53,114.34 is: 79,672.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,234.11 : 279,353.76 = 53,114.34 : x
  2. Step 2: Convert to fraction form
    186,234.11/279,353.76 = 53,114.34/x
  3. Step 3: Cross multiply
    186,234.11x = 279,353.76 × 53,114.34
  4. Step 4: Simplify right side
    186,234.11x = 14,837,690,588.92
  5. Step 5: Solve for x
    x = 14,837,690,588.92/186,234.11
  6. Step 6: Final answer
    x = 79,672.25

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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.