Home / 186,846.32-257,862.18-106,269.03

Finding the Fourth Proportional to 186,846.32, 257,862.18 and 106,269.03

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Solution

The fourth proportional to 186,846.32, 257,862.18 and 106,269.03 is: 146,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,846.32 : 257,862.18 = 106,269.03 : x
  2. Step 2: Convert to fraction form
    186,846.32/257,862.18 = 106,269.03/x
  3. Step 3: Cross multiply
    186,846.32x = 257,862.18 × 106,269.03
  4. Step 4: Simplify right side
    186,846.32x = 27,402,763,742.29
  5. Step 5: Solve for x
    x = 27,402,763,742.29/186,846.32
  6. Step 6: Final answer
    x = 146,659.37

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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.