Home / 176,380.90-264,312.15-71,016.10

Finding the Fourth Proportional to 176,380.90, 264,312.15 and 71,016.10

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Solution

The fourth proportional to 176,380.90, 264,312.15 and 71,016.10 is: 106,419.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,380.90 : 264,312.15 = 71,016.10 : x
  2. Step 2: Convert to fraction form
    176,380.90/264,312.15 = 71,016.10/x
  3. Step 3: Cross multiply
    176,380.90x = 264,312.15 × 71,016.10
  4. Step 4: Simplify right side
    176,380.90x = 18,770,418,075.62
  5. Step 5: Solve for x
    x = 18,770,418,075.62/176,380.90
  6. Step 6: Final answer
    x = 106,419.79

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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.