Home / 186,022.89-256,713.39-101,141.76

Finding the Fourth Proportional to 186,022.89, 256,713.39 and 101,141.76

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Solution

The fourth proportional to 186,022.89, 256,713.39 and 101,141.76 is: 139,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,022.89 : 256,713.39 = 101,141.76 : x
  2. Step 2: Convert to fraction form
    186,022.89/256,713.39 = 101,141.76/x
  3. Step 3: Cross multiply
    186,022.89x = 256,713.39 × 101,141.76
  4. Step 4: Simplify right side
    186,022.89x = 25,964,444,080.17
  5. Step 5: Solve for x
    x = 25,964,444,080.17/186,022.89
  6. Step 6: Final answer
    x = 139,576.61

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1.5x scale

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.