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Finding the Fourth Proportional to 173,402.32, 260,103.48 and 48,743.32

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Solution

The fourth proportional to 173,402.32, 260,103.48 and 48,743.32 is: 73,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,402.32 : 260,103.48 = 48,743.32 : x
  2. Step 2: Convert to fraction form
    173,402.32/260,103.48 = 48,743.32/x
  3. Step 3: Cross multiply
    173,402.32x = 260,103.48 × 48,743.32
  4. Step 4: Simplify right side
    173,402.32x = 12,678,307,158.75
  5. Step 5: Solve for x
    x = 12,678,307,158.75/173,402.32
  6. Step 6: Final answer
    x = 73,114.98

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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.