Home / 186,544.30-257,423.60-101,659.54

Finding the Fourth Proportional to 186,544.30, 257,423.60 and 101,659.54

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Solution

The fourth proportional to 186,544.30, 257,423.60 and 101,659.54 is: 140,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,544.30 : 257,423.60 = 101,659.54 : x
  2. Step 2: Convert to fraction form
    186,544.30/257,423.60 = 101,659.54/x
  3. Step 3: Cross multiply
    186,544.30x = 257,423.60 × 101,659.54
  4. Step 4: Simplify right side
    186,544.30x = 26,169,564,761.14
  5. Step 5: Solve for x
    x = 26,169,564,761.14/186,544.30
  6. Step 6: Final answer
    x = 140,286.06

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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.