Home / 186,414.96-257,164.70-126,006.69

Finding the Fourth Proportional to 186,414.96, 257,164.70 and 126,006.69

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Solution

The fourth proportional to 186,414.96, 257,164.70 and 126,006.69 is: 173,829.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,414.96 : 257,164.70 = 126,006.69 : x
  2. Step 2: Convert to fraction form
    186,414.96/257,164.70 = 126,006.69/x
  3. Step 3: Cross multiply
    186,414.96x = 257,164.70 × 126,006.69
  4. Step 4: Simplify right side
    186,414.96x = 32,404,472,001.81
  5. Step 5: Solve for x
    x = 32,404,472,001.81/186,414.96
  6. Step 6: Final answer
    x = 173,829.78

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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.