Home / 91,859.44-126,756.22-51,577.63

Finding the Fourth Proportional to 91,859.44, 126,756.22 and 51,577.63

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Solution

The fourth proportional to 91,859.44, 126,756.22 and 51,577.63 is: 71,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,859.44 : 126,756.22 = 51,577.63 : x
  2. Step 2: Convert to fraction form
    91,859.44/126,756.22 = 51,577.63/x
  3. Step 3: Cross multiply
    91,859.44x = 126,756.22 × 51,577.63
  4. Step 4: Simplify right side
    91,859.44x = 6,537,785,415.36
  5. Step 5: Solve for x
    x = 6,537,785,415.36/91,859.44
  6. Step 6: Final answer
    x = 71,171.62

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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.