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Finding the Fourth Proportional to 161,162.61, 241,411.69 and 94,400.34

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Solution

The fourth proportional to 161,162.61, 241,411.69 and 94,400.34 is: 141,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,162.61 : 241,411.69 = 94,400.34 : x
  2. Step 2: Convert to fraction form
    161,162.61/241,411.69 = 94,400.34/x
  3. Step 3: Cross multiply
    161,162.61x = 241,411.69 × 94,400.34
  4. Step 4: Simplify right side
    161,162.61x = 22,789,344,828.68
  5. Step 5: Solve for x
    x = 22,789,344,828.68/161,162.61
  6. Step 6: Final answer
    x = 141,405.90

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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.