Home / 126,934.71-190,201.78-46,862.47

Finding the Fourth Proportional to 126,934.71, 190,201.78 and 46,862.47

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Solution

The fourth proportional to 126,934.71, 190,201.78 and 46,862.47 is: 70,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,934.71 : 190,201.78 = 46,862.47 : x
  2. Step 2: Convert to fraction form
    126,934.71/190,201.78 = 46,862.47/x
  3. Step 3: Cross multiply
    126,934.71x = 190,201.78 × 46,862.47
  4. Step 4: Simplify right side
    126,934.71x = 8,913,325,209.20
  5. Step 5: Solve for x
    x = 8,913,325,209.20/126,934.71
  6. Step 6: Final answer
    x = 70,219.76

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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.