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Finding the Fourth Proportional to 161,335.94, 241,998.44 and 61,492.50

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Solution

The fourth proportional to 161,335.94, 241,998.44 and 61,492.50 is: 92,236.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,335.94 : 241,998.44 = 61,492.50 : x
  2. Step 2: Convert to fraction form
    161,335.94/241,998.44 = 61,492.50/x
  3. Step 3: Cross multiply
    161,335.94x = 241,998.44 × 61,492.50
  4. Step 4: Simplify right side
    161,335.94x = 14,881,088,764.24
  5. Step 5: Solve for x
    x = 14,881,088,764.24/161,335.94
  6. Step 6: Final answer
    x = 92,236.67

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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.