Home / 126,910.23-190,365.78-32,140.38

Finding the Fourth Proportional to 126,910.23, 190,365.78 and 32,140.38

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Solution

The fourth proportional to 126,910.23, 190,365.78 and 32,140.38 is: 48,210.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,910.23 : 190,365.78 = 32,140.38 : x
  2. Step 2: Convert to fraction form
    126,910.23/190,365.78 = 32,140.38/x
  3. Step 3: Cross multiply
    126,910.23x = 190,365.78 × 32,140.38
  4. Step 4: Simplify right side
    126,910.23x = 6,118,428,508.20
  5. Step 5: Solve for x
    x = 6,118,428,508.20/126,910.23
  6. Step 6: Final answer
    x = 48,210.68

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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.