Home / 186,572.43-279,857.25-53,452.80

Finding the Fourth Proportional to 186,572.43, 279,857.25 and 53,452.80

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Solution

The fourth proportional to 186,572.43, 279,857.25 and 53,452.80 is: 80,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,572.43 : 279,857.25 = 53,452.80 : x
  2. Step 2: Convert to fraction form
    186,572.43/279,857.25 = 53,452.80/x
  3. Step 3: Cross multiply
    186,572.43x = 279,857.25 × 53,452.80
  4. Step 4: Simplify right side
    186,572.43x = 14,959,153,612.80
  5. Step 5: Solve for x
    x = 14,959,153,612.80/186,572.43
  6. Step 6: Final answer
    x = 80,178.80

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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.