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Finding the Fourth Proportional to 127,365.66, 191,048.27 and 33,871.41

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Solution

The fourth proportional to 127,365.66, 191,048.27 and 33,871.41 is: 50,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,365.66 : 191,048.27 = 33,871.41 : x
  2. Step 2: Convert to fraction form
    127,365.66/191,048.27 = 33,871.41/x
  3. Step 3: Cross multiply
    127,365.66x = 191,048.27 × 33,871.41
  4. Step 4: Simplify right side
    127,365.66x = 6,471,074,113.60
  5. Step 5: Solve for x
    x = 6,471,074,113.60/127,365.66
  6. Step 6: Final answer
    x = 50,807.06

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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.