Home / 132,109.40-181,190.01-126,684.23

Finding the Fourth Proportional to 132,109.40, 181,190.01 and 126,684.23

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Solution

The fourth proportional to 132,109.40, 181,190.01 and 126,684.23 is: 173,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,109.40 : 181,190.01 = 126,684.23 : x
  2. Step 2: Convert to fraction form
    132,109.40/181,190.01 = 126,684.23/x
  3. Step 3: Cross multiply
    132,109.40x = 181,190.01 × 126,684.23
  4. Step 4: Simplify right side
    132,109.40x = 22,953,915,994.59
  5. Step 5: Solve for x
    x = 22,953,915,994.59/132,109.40
  6. Step 6: Final answer
    x = 173,749.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.