Home / 168,014.20-251,729.70-157,516.60

Finding the Fourth Proportional to 168,014.20, 251,729.70 and 157,516.60

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Solution

The fourth proportional to 168,014.20, 251,729.70 and 157,516.60 is: 236,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,014.20 : 251,729.70 = 157,516.60 : x
  2. Step 2: Convert to fraction form
    168,014.20/251,729.70 = 157,516.60/x
  3. Step 3: Cross multiply
    168,014.20x = 251,729.70 × 157,516.60
  4. Step 4: Simplify right side
    168,014.20x = 39,651,606,463.02
  5. Step 5: Solve for x
    x = 39,651,606,463.02/168,014.20
  6. Step 6: Final answer
    x = 236,001.52

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1.5x scale

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.