Home / 186,586.53-257,285.91-126,052.05

Finding the Fourth Proportional to 186,586.53, 257,285.91 and 126,052.05

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Solution

The fourth proportional to 186,586.53, 257,285.91 and 126,052.05 is: 173,814.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,586.53 : 257,285.91 = 126,052.05 : x
  2. Step 2: Convert to fraction form
    186,586.53/257,285.91 = 126,052.05/x
  3. Step 3: Cross multiply
    186,586.53x = 257,285.91 × 126,052.05
  4. Step 4: Simplify right side
    186,586.53x = 32,431,416,391.62
  5. Step 5: Solve for x
    x = 32,431,416,391.62/186,586.53
  6. Step 6: Final answer
    x = 173,814.35

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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.