Home / 186,096.81-256,812.89-101,215.29

Finding the Fourth Proportional to 186,096.81, 256,812.89 and 101,215.29

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Solution

The fourth proportional to 186,096.81, 256,812.89 and 101,215.29 is: 139,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,096.81 : 256,812.89 = 101,215.29 : x
  2. Step 2: Convert to fraction form
    186,096.81/256,812.89 = 101,215.29/x
  3. Step 3: Cross multiply
    186,096.81x = 256,812.89 × 101,215.29
  4. Step 4: Simplify right side
    186,096.81x = 25,993,390,631.01
  5. Step 5: Solve for x
    x = 25,993,390,631.01/186,096.81
  6. Step 6: Final answer
    x = 139,676.71

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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.