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Finding the Fourth Proportional to 152,676.99, 228,904.79 and 102,632.97

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Solution

The fourth proportional to 152,676.99, 228,904.79 and 102,632.97 is: 153,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,676.99 : 228,904.79 = 102,632.97 : x
  2. Step 2: Convert to fraction form
    152,676.99/228,904.79 = 102,632.97/x
  3. Step 3: Cross multiply
    152,676.99x = 228,904.79 × 102,632.97
  4. Step 4: Simplify right side
    152,676.99x = 23,493,177,931.76
  5. Step 5: Solve for x
    x = 23,493,177,931.76/152,676.99
  6. Step 6: Final answer
    x = 153,875.04

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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.