Home / 126,810.37-174,998.25-70,221.76

Finding the Fourth Proportional to 126,810.37, 174,998.25 and 70,221.76

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Solution

The fourth proportional to 126,810.37, 174,998.25 and 70,221.76 is: 96,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,810.37 : 174,998.25 = 70,221.76 : x
  2. Step 2: Convert to fraction form
    126,810.37/174,998.25 = 70,221.76/x
  3. Step 3: Cross multiply
    126,810.37x = 174,998.25 × 70,221.76
  4. Step 4: Simplify right side
    126,810.37x = 12,288,685,111.92
  5. Step 5: Solve for x
    x = 12,288,685,111.92/126,810.37
  6. Step 6: Final answer
    x = 96,906.00

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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.