Home / 171,619.92-257,519.61-124,623.18

Finding the Fourth Proportional to 171,619.92, 257,519.61 and 124,623.18

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Solution

The fourth proportional to 171,619.92, 257,519.61 and 124,623.18 is: 186,999.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,619.92 : 257,519.61 = 124,623.18 : x
  2. Step 2: Convert to fraction form
    171,619.92/257,519.61 = 124,623.18/x
  3. Step 3: Cross multiply
    171,619.92x = 257,519.61 × 124,623.18
  4. Step 4: Simplify right side
    171,619.92x = 32,092,912,710.56
  5. Step 5: Solve for x
    x = 32,092,912,710.56/171,619.92
  6. Step 6: Final answer
    x = 186,999.93

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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.