Home / 55,054.08-75,972.60-29,903.04

Finding the Fourth Proportional to 55,054.08, 75,972.60 and 29,903.04

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Solution

The fourth proportional to 55,054.08, 75,972.60 and 29,903.04 is: 41,265.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,054.08 : 75,972.60 = 29,903.04 : x
  2. Step 2: Convert to fraction form
    55,054.08/75,972.60 = 29,903.04/x
  3. Step 3: Cross multiply
    55,054.08x = 75,972.60 × 29,903.04
  4. Step 4: Simplify right side
    55,054.08x = 2,271,811,696.70
  5. Step 5: Solve for x
    x = 2,271,811,696.70/55,054.08
  6. Step 6: Final answer
    x = 41,265.09

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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.