Home / 126,838.81-190,267.09-50,937.33

Finding the Fourth Proportional to 126,838.81, 190,267.09 and 50,937.33

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Solution

The fourth proportional to 126,838.81, 190,267.09 and 50,937.33 is: 76,409.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,838.81 : 190,267.09 = 50,937.33 : x
  2. Step 2: Convert to fraction form
    126,838.81/190,267.09 = 50,937.33/x
  3. Step 3: Cross multiply
    126,838.81x = 190,267.09 × 50,937.33
  4. Step 4: Simplify right side
    126,838.81x = 9,691,697,551.47
  5. Step 5: Solve for x
    x = 9,691,697,551.47/126,838.81
  6. Step 6: Final answer
    x = 76,409.56

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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.