Home / 186,551.11-257,441.41-105,983.06

Finding the Fourth Proportional to 186,551.11, 257,441.41 and 105,983.06

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Solution

The fourth proportional to 186,551.11, 257,441.41 and 105,983.06 is: 146,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,551.11 : 257,441.41 = 105,983.06 : x
  2. Step 2: Convert to fraction form
    186,551.11/257,441.41 = 105,983.06/x
  3. Step 3: Cross multiply
    186,551.11x = 257,441.41 × 105,983.06
  4. Step 4: Simplify right side
    186,551.11x = 27,284,427,915.11
  5. Step 5: Solve for x
    x = 27,284,427,915.11/186,551.11
  6. Step 6: Final answer
    x = 146,257.12

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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.