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Finding the Fourth Proportional to 173,673.70, 260,510.55 and 102,523.30

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Solution

The fourth proportional to 173,673.70, 260,510.55 and 102,523.30 is: 153,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,673.70 : 260,510.55 = 102,523.30 : x
  2. Step 2: Convert to fraction form
    173,673.70/260,510.55 = 102,523.30/x
  3. Step 3: Cross multiply
    173,673.70x = 260,510.55 × 102,523.30
  4. Step 4: Simplify right side
    173,673.70x = 26,708,401,270.82
  5. Step 5: Solve for x
    x = 26,708,401,270.82/173,673.70
  6. Step 6: Final answer
    x = 153,784.95

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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.