Home / 152,673.76-228,899.92-102,629.72

Finding the Fourth Proportional to 152,673.76, 228,899.92 and 102,629.72

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Solution

The fourth proportional to 152,673.76, 228,899.92 and 102,629.72 is: 153,870.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,673.76 : 228,899.92 = 102,629.72 : x
  2. Step 2: Convert to fraction form
    152,673.76/228,899.92 = 102,629.72/x
  3. Step 3: Cross multiply
    152,673.76x = 228,899.92 × 102,629.72
  4. Step 4: Simplify right side
    152,673.76x = 23,491,934,697.62
  5. Step 5: Solve for x
    x = 23,491,934,697.62/152,673.76
  6. Step 6: Final answer
    x = 153,870.15

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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.