Home / 126,726.35-174,926.07-73,032.80

Finding the Fourth Proportional to 126,726.35, 174,926.07 and 73,032.80

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Solution

The fourth proportional to 126,726.35, 174,926.07 and 73,032.80 is: 100,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,726.35 : 174,926.07 = 73,032.80 : x
  2. Step 2: Convert to fraction form
    126,726.35/174,926.07 = 73,032.80/x
  3. Step 3: Cross multiply
    126,726.35x = 174,926.07 × 73,032.80
  4. Step 4: Simplify right side
    126,726.35x = 12,775,339,810.47
  5. Step 5: Solve for x
    x = 12,775,339,810.47/126,726.35
  6. Step 6: Final answer
    x = 100,810.45

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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.