Home / 127,228.12-190,551.50-60,714.95

Finding the Fourth Proportional to 127,228.12, 190,551.50 and 60,714.95

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Solution

The fourth proportional to 127,228.12, 190,551.50 and 60,714.95 is: 90,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,228.12 : 190,551.50 = 60,714.95 : x
  2. Step 2: Convert to fraction form
    127,228.12/190,551.50 = 60,714.95/x
  3. Step 3: Cross multiply
    127,228.12x = 190,551.50 × 60,714.95
  4. Step 4: Simplify right side
    127,228.12x = 11,569,324,794.93
  5. Step 5: Solve for x
    x = 11,569,324,794.93/127,228.12
  6. Step 6: Final answer
    x = 90,933.71

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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.