Home / 172,080.87-237,405.22-126,866.33

Finding the Fourth Proportional to 172,080.87, 237,405.22 and 126,866.33

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Solution

The fourth proportional to 172,080.87, 237,405.22 and 126,866.33 is: 175,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,080.87 : 237,405.22 = 126,866.33 : x
  2. Step 2: Convert to fraction form
    172,080.87/237,405.22 = 126,866.33/x
  3. Step 3: Cross multiply
    172,080.87x = 237,405.22 × 126,866.33
  4. Step 4: Simplify right side
    172,080.87x = 30,118,728,984.24
  5. Step 5: Solve for x
    x = 30,118,728,984.24/172,080.87
  6. Step 6: Final answer
    x = 175,026.60

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1.5x scale

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.