Home / 168,117.60-252,314.10-166,805.40

Finding the Fourth Proportional to 168,117.60, 252,314.10 and 166,805.40

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Solution

The fourth proportional to 168,117.60, 252,314.10 and 166,805.40 is: 250,344.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,117.60 : 252,314.10 = 166,805.40 : x
  2. Step 2: Convert to fraction form
    168,117.60/252,314.10 = 166,805.40/x
  3. Step 3: Cross multiply
    168,117.60x = 252,314.10 × 166,805.40
  4. Step 4: Simplify right side
    168,117.60x = 42,087,354,376.14
  5. Step 5: Solve for x
    x = 42,087,354,376.14/168,117.60
  6. Step 6: Final answer
    x = 250,344.73

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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.