Home / 186,027.57-256,717.70-101,144.43

Finding the Fourth Proportional to 186,027.57, 256,717.70 and 101,144.43

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Solution

The fourth proportional to 186,027.57, 256,717.70 and 101,144.43 is: 139,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,027.57 : 256,717.70 = 101,144.43 : x
  2. Step 2: Convert to fraction form
    186,027.57/256,717.70 = 101,144.43/x
  3. Step 3: Cross multiply
    186,027.57x = 256,717.70 × 101,144.43
  4. Step 4: Simplify right side
    186,027.57x = 25,965,564,931.69
  5. Step 5: Solve for x
    x = 25,965,564,931.69/186,027.57
  6. Step 6: Final answer
    x = 139,579.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.