Home / 186,675.44-257,606.56-106,111.76

Finding the Fourth Proportional to 186,675.44, 257,606.56 and 106,111.76

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Solution

The fourth proportional to 186,675.44, 257,606.56 and 106,111.76 is: 146,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,675.44 : 257,606.56 = 106,111.76 : x
  2. Step 2: Convert to fraction form
    186,675.44/257,606.56 = 106,111.76/x
  3. Step 3: Cross multiply
    186,675.44x = 257,606.56 × 106,111.76
  4. Step 4: Simplify right side
    186,675.44x = 27,335,085,469.15
  5. Step 5: Solve for x
    x = 27,335,085,469.15/186,675.44
  6. Step 6: Final answer
    x = 146,431.08

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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.