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Finding the Fourth Proportional to 173,492.70, 260,449.65 and 110,312.70

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Solution

The fourth proportional to 173,492.70, 260,449.65 and 110,312.70 is: 165,602.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,492.70 : 260,449.65 = 110,312.70 : x
  2. Step 2: Convert to fraction form
    173,492.70/260,449.65 = 110,312.70/x
  3. Step 3: Cross multiply
    173,492.70x = 260,449.65 × 110,312.70
  4. Step 4: Simplify right side
    173,492.70x = 28,730,904,105.56
  5. Step 5: Solve for x
    x = 28,730,904,105.56/173,492.70
  6. Step 6: Final answer
    x = 165,602.96

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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.