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Finding the Fourth Proportional to 173,401.32, 260,101.98 and 48,742.32

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Solution

The fourth proportional to 173,401.32, 260,101.98 and 48,742.32 is: 73,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,401.32 : 260,101.98 = 48,742.32 : x
  2. Step 2: Convert to fraction form
    173,401.32/260,101.98 = 48,742.32/x
  3. Step 3: Cross multiply
    173,401.32x = 260,101.98 × 48,742.32
  4. Step 4: Simplify right side
    173,401.32x = 12,677,973,941.79
  5. Step 5: Solve for x
    x = 12,677,973,941.79/173,401.32
  6. Step 6: Final answer
    x = 73,113.48

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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.