Home / 127,278.10-190,958.62-60,709.56

Finding the Fourth Proportional to 127,278.10, 190,958.62 and 60,709.56

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Solution

The fourth proportional to 127,278.10, 190,958.62 and 60,709.56 is: 91,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,278.10 : 190,958.62 = 60,709.56 : x
  2. Step 2: Convert to fraction form
    127,278.10/190,958.62 = 60,709.56/x
  3. Step 3: Cross multiply
    127,278.10x = 190,958.62 × 60,709.56
  4. Step 4: Simplify right side
    127,278.10x = 11,593,013,798.41
  5. Step 5: Solve for x
    x = 11,593,013,798.41/127,278.10
  6. Step 6: Final answer
    x = 91,084.12

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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.