Home / 186,031.42-279,093.94-52,911.70

Finding the Fourth Proportional to 186,031.42, 279,093.94 and 52,911.70

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Solution

The fourth proportional to 186,031.42, 279,093.94 and 52,911.70 is: 79,380.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,031.42 : 279,093.94 = 52,911.70 : x
  2. Step 2: Convert to fraction form
    186,031.42/279,093.94 = 52,911.70/x
  3. Step 3: Cross multiply
    186,031.42x = 279,093.94 × 52,911.70
  4. Step 4: Simplify right side
    186,031.42x = 14,767,333,995.08
  5. Step 5: Solve for x
    x = 14,767,333,995.08/186,031.42
  6. Step 6: Final answer
    x = 79,380.86

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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.