Home / 127,115.51-190,684.34-41,700.75

Finding the Fourth Proportional to 127,115.51, 190,684.34 and 41,700.75

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Solution

The fourth proportional to 127,115.51, 190,684.34 and 41,700.75 is: 62,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,115.51 : 190,684.34 = 41,700.75 : x
  2. Step 2: Convert to fraction form
    127,115.51/190,684.34 = 41,700.75/x
  3. Step 3: Cross multiply
    127,115.51x = 190,684.34 × 41,700.75
  4. Step 4: Simplify right side
    127,115.51x = 7,951,679,991.26
  5. Step 5: Solve for x
    x = 7,951,679,991.26/127,115.51
  6. Step 6: Final answer
    x = 62,554.76

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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.