Home / 167,995.20-251,409.60-153,998.40

Finding the Fourth Proportional to 167,995.20, 251,409.60 and 153,998.40

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Solution

The fourth proportional to 167,995.20, 251,409.60 and 153,998.40 is: 230,462.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,995.20 : 251,409.60 = 153,998.40 : x
  2. Step 2: Convert to fraction form
    167,995.20/251,409.60 = 153,998.40/x
  3. Step 3: Cross multiply
    167,995.20x = 251,409.60 × 153,998.40
  4. Step 4: Simplify right side
    167,995.20x = 38,716,676,144.64
  5. Step 5: Solve for x
    x = 38,716,676,144.64/167,995.20
  6. Step 6: Final answer
    x = 230,462.99

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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.