Home / 197,575.79-296,353.24-55,430.96

Finding the Fourth Proportional to 197,575.79, 296,353.24 and 55,430.96

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Solution

The fourth proportional to 197,575.79, 296,353.24 and 55,430.96 is: 83,143.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,575.79 : 296,353.24 = 55,430.96 : x
  2. Step 2: Convert to fraction form
    197,575.79/296,353.24 = 55,430.96/x
  3. Step 3: Cross multiply
    197,575.79x = 296,353.24 × 55,430.96
  4. Step 4: Simplify right side
    197,575.79x = 16,427,144,315.16
  5. Step 5: Solve for x
    x = 16,427,144,315.16/197,575.79
  6. Step 6: Final answer
    x = 83,143.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.