Home / 95,688.63-132,044.69-55,399.53

Finding the Fourth Proportional to 95,688.63, 132,044.69 and 55,399.53

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Solution

The fourth proportional to 95,688.63, 132,044.69 and 55,399.53 is: 76,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,688.63 : 132,044.69 = 55,399.53 : x
  2. Step 2: Convert to fraction form
    95,688.63/132,044.69 = 55,399.53/x
  3. Step 3: Cross multiply
    95,688.63x = 132,044.69 × 55,399.53
  4. Step 4: Simplify right side
    95,688.63x = 7,315,213,765.00
  5. Step 5: Solve for x
    x = 7,315,213,765.00/95,688.63
  6. Step 6: Final answer
    x = 76,448.10

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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.