Home / 116,108.25-174,177.90-45,971.16

Finding the Fourth Proportional to 116,108.25, 174,177.90 and 45,971.16

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Solution

The fourth proportional to 116,108.25, 174,177.90 and 45,971.16 is: 68,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,108.25 : 174,177.90 = 45,971.16 : x
  2. Step 2: Convert to fraction form
    116,108.25/174,177.90 = 45,971.16/x
  3. Step 3: Cross multiply
    116,108.25x = 174,177.90 × 45,971.16
  4. Step 4: Simplify right side
    116,108.25x = 8,007,160,109.36
  5. Step 5: Solve for x
    x = 8,007,160,109.36/116,108.25
  6. Step 6: Final answer
    x = 68,962.89

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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.