Home / 369,010.44-553,516.20-102,771.72

Finding the Fourth Proportional to 369,010.44, 553,516.20 and 102,771.72

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Solution

The fourth proportional to 369,010.44, 553,516.20 and 102,771.72 is: 154,157.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,010.44 : 553,516.20 = 102,771.72 : x
  2. Step 2: Convert to fraction form
    369,010.44/553,516.20 = 102,771.72/x
  3. Step 3: Cross multiply
    369,010.44x = 553,516.20 × 102,771.72
  4. Step 4: Simplify right side
    369,010.44x = 56,885,811,921.86
  5. Step 5: Solve for x
    x = 56,885,811,921.86/369,010.44
  6. Step 6: Final answer
    x = 154,157.73

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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.