Home / 126,851.72-190,279.44-60,298.68

Finding the Fourth Proportional to 126,851.72, 190,279.44 and 60,298.68

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Solution

The fourth proportional to 126,851.72, 190,279.44 and 60,298.68 is: 90,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,851.72 : 190,279.44 = 60,298.68 : x
  2. Step 2: Convert to fraction form
    126,851.72/190,279.44 = 60,298.68/x
  3. Step 3: Cross multiply
    126,851.72x = 190,279.44 × 60,298.68
  4. Step 4: Simplify right side
    126,851.72x = 11,473,599,063.14
  5. Step 5: Solve for x
    x = 11,473,599,063.14/126,851.72
  6. Step 6: Final answer
    x = 90,448.90

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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.