Home / 255,827.27-353,138.91-192,349.46

Finding the Fourth Proportional to 255,827.27, 353,138.91 and 192,349.46

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Solution

The fourth proportional to 255,827.27, 353,138.91 and 192,349.46 is: 265,515.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,827.27 : 353,138.91 = 192,349.46 : x
  2. Step 2: Convert to fraction form
    255,827.27/353,138.91 = 192,349.46/x
  3. Step 3: Cross multiply
    255,827.27x = 353,138.91 × 192,349.46
  4. Step 4: Simplify right side
    255,827.27x = 67,926,079,526.34
  5. Step 5: Solve for x
    x = 67,926,079,526.34/255,827.27
  6. Step 6: Final answer
    x = 265,515.40

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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.