Home / 126,640.72-190,006.62-59,232.88

Finding the Fourth Proportional to 126,640.72, 190,006.62 and 59,232.88

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Solution

The fourth proportional to 126,640.72, 190,006.62 and 59,232.88 is: 88,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,640.72 : 190,006.62 = 59,232.88 : x
  2. Step 2: Convert to fraction form
    126,640.72/190,006.62 = 59,232.88/x
  3. Step 3: Cross multiply
    126,640.72x = 190,006.62 × 59,232.88
  4. Step 4: Simplify right side
    126,640.72x = 11,254,639,321.67
  5. Step 5: Solve for x
    x = 11,254,639,321.67/126,640.72
  6. Step 6: Final answer
    x = 88,870.62

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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.