Home / 116,072.20-173,877.90-63,387.40

Finding the Fourth Proportional to 116,072.20, 173,877.90 and 63,387.40

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Solution

The fourth proportional to 116,072.20, 173,877.90 and 63,387.40 is: 94,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,072.20 : 173,877.90 = 63,387.40 : x
  2. Step 2: Convert to fraction form
    116,072.20/173,877.90 = 63,387.40/x
  3. Step 3: Cross multiply
    116,072.20x = 173,877.90 × 63,387.40
  4. Step 4: Simplify right side
    116,072.20x = 11,021,667,998.46
  5. Step 5: Solve for x
    x = 11,021,667,998.46/116,072.20
  6. Step 6: Final answer
    x = 94,955.28

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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.