Home / 162,207.72-223,812.43-94,189.50

Finding the Fourth Proportional to 162,207.72, 223,812.43 and 94,189.50

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Solution

The fourth proportional to 162,207.72, 223,812.43 and 94,189.50 is: 129,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,207.72 : 223,812.43 = 94,189.50 : x
  2. Step 2: Convert to fraction form
    162,207.72/223,812.43 = 94,189.50/x
  3. Step 3: Cross multiply
    162,207.72x = 223,812.43 × 94,189.50
  4. Step 4: Simplify right side
    162,207.72x = 21,080,780,731.90
  5. Step 5: Solve for x
    x = 21,080,780,731.90/162,207.72
  6. Step 6: Final answer
    x = 129,961.64

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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.