Home / 186,631.48-257,348.22-126,097.24

Finding the Fourth Proportional to 186,631.48, 257,348.22 and 126,097.24

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Solution

The fourth proportional to 186,631.48, 257,348.22 and 126,097.24 is: 173,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,631.48 : 257,348.22 = 126,097.24 : x
  2. Step 2: Convert to fraction form
    186,631.48/257,348.22 = 126,097.24/x
  3. Step 3: Cross multiply
    186,631.48x = 257,348.22 × 126,097.24
  4. Step 4: Simplify right side
    186,631.48x = 32,450,900,260.91
  5. Step 5: Solve for x
    x = 32,450,900,260.91/186,631.48
  6. Step 6: Final answer
    x = 173,876.88

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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.