Home / 55,037.12-75,949.16-29,886.08

Finding the Fourth Proportional to 55,037.12, 75,949.16 and 29,886.08

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Solution

The fourth proportional to 55,037.12, 75,949.16 and 29,886.08 is: 41,241.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,037.12 : 75,949.16 = 29,886.08 : x
  2. Step 2: Convert to fraction form
    55,037.12/75,949.16 = 29,886.08/x
  3. Step 3: Cross multiply
    55,037.12x = 75,949.16 × 29,886.08
  4. Step 4: Simplify right side
    55,037.12x = 2,269,822,671.69
  5. Step 5: Solve for x
    x = 2,269,822,671.69/55,037.12
  6. Step 6: Final answer
    x = 41,241.67

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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.