Home / 186,814.22-257,809.33-106,253.36

Finding the Fourth Proportional to 186,814.22, 257,809.33 and 106,253.36

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Solution

The fourth proportional to 186,814.22, 257,809.33 and 106,253.36 is: 146,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,814.22 : 257,809.33 = 106,253.36 : x
  2. Step 2: Convert to fraction form
    186,814.22/257,809.33 = 106,253.36/x
  3. Step 3: Cross multiply
    186,814.22x = 257,809.33 × 106,253.36
  4. Step 4: Simplify right side
    186,814.22x = 27,393,107,551.85
  5. Step 5: Solve for x
    x = 27,393,107,551.85/186,814.22
  6. Step 6: Final answer
    x = 146,632.88

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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.