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Finding the Fourth Proportional to 161,111.01, 241,668.95 and 55,933.32

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Solution

The fourth proportional to 161,111.01, 241,668.95 and 55,933.32 is: 83,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,111.01 : 241,668.95 = 55,933.32 : x
  2. Step 2: Convert to fraction form
    161,111.01/241,668.95 = 55,933.32/x
  3. Step 3: Cross multiply
    161,111.01x = 241,668.95 × 55,933.32
  4. Step 4: Simplify right side
    161,111.01x = 13,517,346,714.41
  5. Step 5: Solve for x
    x = 13,517,346,714.41/161,111.01
  6. Step 6: Final answer
    x = 83,900.83

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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.