Home / 186,579.04-257,485.52-106,009.92

Finding the Fourth Proportional to 186,579.04, 257,485.52 and 106,009.92

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Solution

The fourth proportional to 186,579.04, 257,485.52 and 106,009.92 is: 146,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,579.04 : 257,485.52 = 106,009.92 : x
  2. Step 2: Convert to fraction form
    186,579.04/257,485.52 = 106,009.92/x
  3. Step 3: Cross multiply
    186,579.04x = 257,485.52 × 106,009.92
  4. Step 4: Simplify right side
    186,579.04x = 27,296,019,376.36
  5. Step 5: Solve for x
    x = 27,296,019,376.36/186,579.04
  6. Step 6: Final answer
    x = 146,297.35

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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.