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Finding the Fourth Proportional to 161,241.24, 241,864.32 and 61,406.96

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Solution

The fourth proportional to 161,241.24, 241,864.32 and 61,406.96 is: 92,111.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,241.24 : 241,864.32 = 61,406.96 : x
  2. Step 2: Convert to fraction form
    161,241.24/241,864.32 = 61,406.96/x
  3. Step 3: Cross multiply
    161,241.24x = 241,864.32 × 61,406.96
  4. Step 4: Simplify right side
    161,241.24x = 14,852,152,623.67
  5. Step 5: Solve for x
    x = 14,852,152,623.67/161,241.24
  6. Step 6: Final answer
    x = 92,111.38

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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.