Home / 127,853.40-191,759.37-60,385.36

Finding the Fourth Proportional to 127,853.40, 191,759.37 and 60,385.36

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Solution

The fourth proportional to 127,853.40, 191,759.37 and 60,385.36 is: 90,568.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,853.40 : 191,759.37 = 60,385.36 : x
  2. Step 2: Convert to fraction form
    127,853.40/191,759.37 = 60,385.36/x
  3. Step 3: Cross multiply
    127,853.40x = 191,759.37 × 60,385.36
  4. Step 4: Simplify right side
    127,853.40x = 11,579,458,288.90
  5. Step 5: Solve for x
    x = 11,579,458,288.90/127,853.40
  6. Step 6: Final answer
    x = 90,568.25

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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.