Home / 186,590.52-257,291.43-126,056.06

Finding the Fourth Proportional to 186,590.52, 257,291.43 and 126,056.06

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Solution

The fourth proportional to 186,590.52, 257,291.43 and 126,056.06 is: 173,819.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,590.52 : 257,291.43 = 126,056.06 : x
  2. Step 2: Convert to fraction form
    186,590.52/257,291.43 = 126,056.06/x
  3. Step 3: Cross multiply
    186,590.52x = 257,291.43 × 126,056.06
  4. Step 4: Simplify right side
    186,590.52x = 32,433,143,937.57
  5. Step 5: Solve for x
    x = 32,433,143,937.57/186,590.52
  6. Step 6: Final answer
    x = 173,819.89

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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.