Home / 116,169.39-174,264.48-45,090.36

Finding the Fourth Proportional to 116,169.39, 174,264.48 and 45,090.36

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Solution

The fourth proportional to 116,169.39, 174,264.48 and 45,090.36 is: 67,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,169.39 : 174,264.48 = 45,090.36 : x
  2. Step 2: Convert to fraction form
    116,169.39/174,264.48 = 45,090.36/x
  3. Step 3: Cross multiply
    116,169.39x = 174,264.48 × 45,090.36
  4. Step 4: Simplify right side
    116,169.39x = 7,857,648,138.41
  5. Step 5: Solve for x
    x = 7,857,648,138.41/116,169.39
  6. Step 6: Final answer
    x = 67,639.57

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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.