Home / 55,012.08-75,914.64-29,861.04

Finding the Fourth Proportional to 55,012.08, 75,914.64 and 29,861.04

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Solution

The fourth proportional to 55,012.08, 75,914.64 and 29,861.04 is: 41,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.08 : 75,914.64 = 29,861.04 : x
  2. Step 2: Convert to fraction form
    55,012.08/75,914.64 = 29,861.04/x
  3. Step 3: Cross multiply
    55,012.08x = 75,914.64 × 29,861.04
  4. Step 4: Simplify right side
    55,012.08x = 2,266,890,101.63
  5. Step 5: Solve for x
    x = 2,266,890,101.63/55,012.08
  6. Step 6: Final answer
    x = 41,207.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.